Home / 916,127.19-1,264,257.01-508,229.04

Finding the Fourth Proportional to 916,127.19, 1,264,257.01 and 508,229.04

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Solution

The fourth proportional to 916,127.19, 1,264,257.01 and 508,229.04 is: 701,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,127.19 : 1,264,257.01 = 508,229.04 : x
  2. Step 2: Convert to fraction form
    916,127.19/1,264,257.01 = 508,229.04/x
  3. Step 3: Cross multiply
    916,127.19x = 1,264,257.01 × 508,229.04
  4. Step 4: Simplify right side
    916,127.19x = 642,532,126,505.57
  5. Step 5: Solve for x
    x = 642,532,126,505.57/916,127.19
  6. Step 6: Final answer
    x = 701,356.90

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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.