Home / 847,081.18-1,169,519.07-525,135.34

Finding the Fourth Proportional to 847,081.18, 1,169,519.07 and 525,135.34

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Solution

The fourth proportional to 847,081.18, 1,169,519.07 and 525,135.34 is: 725,025.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,081.18 : 1,169,519.07 = 525,135.34 : x
  2. Step 2: Convert to fraction form
    847,081.18/1,169,519.07 = 525,135.34/x
  3. Step 3: Cross multiply
    847,081.18x = 1,169,519.07 × 525,135.34
  4. Step 4: Simplify right side
    847,081.18x = 614,155,794,460.93
  5. Step 5: Solve for x
    x = 614,155,794,460.93/847,081.18
  6. Step 6: Final answer
    x = 725,025.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.