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Finding the Fourth Proportional to 657,125.34, 906,610.23 and 536,057.34

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Solution

The fourth proportional to 657,125.34, 906,610.23 and 536,057.34 is: 739,577.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,125.34 : 906,610.23 = 536,057.34 : x
  2. Step 2: Convert to fraction form
    657,125.34/906,610.23 = 536,057.34/x
  3. Step 3: Cross multiply
    657,125.34x = 906,610.23 × 536,057.34
  4. Step 4: Simplify right side
    657,125.34x = 485,995,068,310.59
  5. Step 5: Solve for x
    x = 485,995,068,310.59/657,125.34
  6. Step 6: Final answer
    x = 739,577.43

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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.