Home / 891,657.90-1,337,486.85-536,489.10

Finding the Fourth Proportional to 891,657.90, 1,337,486.85 and 536,489.10

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Solution

The fourth proportional to 891,657.90, 1,337,486.85 and 536,489.10 is: 804,733.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,657.90 : 1,337,486.85 = 536,489.10 : x
  2. Step 2: Convert to fraction form
    891,657.90/1,337,486.85 = 536,489.10/x
  3. Step 3: Cross multiply
    891,657.90x = 1,337,486.85 × 536,489.10
  4. Step 4: Simplify right side
    891,657.90x = 717,547,116,418.34
  5. Step 5: Solve for x
    x = 717,547,116,418.34/891,657.90
  6. Step 6: Final answer
    x = 804,733.65

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Double scale
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Similar ratio
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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.