Home / 657,044.64-906,721.17-370,564.02

Finding the Fourth Proportional to 657,044.64, 906,721.17 and 370,564.02

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Solution

The fourth proportional to 657,044.64, 906,721.17 and 370,564.02 is: 511,378.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,044.64 : 906,721.17 = 370,564.02 : x
  2. Step 2: Convert to fraction form
    657,044.64/906,721.17 = 370,564.02/x
  3. Step 3: Cross multiply
    657,044.64x = 906,721.17 × 370,564.02
  4. Step 4: Simplify right side
    657,044.64x = 335,998,241,774.30
  5. Step 5: Solve for x
    x = 335,998,241,774.30/657,044.64
  6. Step 6: Final answer
    x = 511,378.10

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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.