Home / 917,401.10-1,376,101.65-497,497.10

Finding the Fourth Proportional to 917,401.10, 1,376,101.65 and 497,497.10

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Solution

The fourth proportional to 917,401.10, 1,376,101.65 and 497,497.10 is: 746,245.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,401.10 : 1,376,101.65 = 497,497.10 : x
  2. Step 2: Convert to fraction form
    917,401.10/1,376,101.65 = 497,497.10/x
  3. Step 3: Cross multiply
    917,401.10x = 1,376,101.65 × 497,497.10
  4. Step 4: Simplify right side
    917,401.10x = 684,606,580,180.22
  5. Step 5: Solve for x
    x = 684,606,580,180.22/917,401.10
  6. Step 6: Final answer
    x = 746,245.65

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Half scale
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Double scale
Find fourth proportional to 917,402.10, 1,376,103.15 and 497,498.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.