Home / 755,111.10-1,042,077.51-432,882.30

Finding the Fourth Proportional to 755,111.10, 1,042,077.51 and 432,882.30

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Solution

The fourth proportional to 755,111.10, 1,042,077.51 and 432,882.30 is: 597,391.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,111.10 : 1,042,077.51 = 432,882.30 : x
  2. Step 2: Convert to fraction form
    755,111.10/1,042,077.51 = 432,882.30/x
  3. Step 3: Cross multiply
    755,111.10x = 1,042,077.51 × 432,882.30
  4. Step 4: Simplify right side
    755,111.10x = 451,096,909,307.07
  5. Step 5: Solve for x
    x = 451,096,909,307.07/755,111.10
  6. Step 6: Final answer
    x = 597,391.44

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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.