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Finding the Fourth Proportional to 546,655.84, 754,060.29 and 425,605.39

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Solution

The fourth proportional to 546,655.84, 754,060.29 and 425,605.39 is: 587,082.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,655.84 : 754,060.29 = 425,605.39 : x
  2. Step 2: Convert to fraction form
    546,655.84/754,060.29 = 425,605.39/x
  3. Step 3: Cross multiply
    546,655.84x = 754,060.29 × 425,605.39
  4. Step 4: Simplify right side
    546,655.84x = 320,932,120,327.79
  5. Step 5: Solve for x
    x = 320,932,120,327.79/546,655.84
  6. Step 6: Final answer
    x = 587,082.58

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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.