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Finding the Fourth Proportional to 546,395.12, 753,757.80 and 365,151.92

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Solution

The fourth proportional to 546,395.12, 753,757.80 and 365,151.92 is: 503,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,395.12 : 753,757.80 = 365,151.92 : x
  2. Step 2: Convert to fraction form
    546,395.12/753,757.80 = 365,151.92/x
  3. Step 3: Cross multiply
    546,395.12x = 753,757.80 × 365,151.92
  4. Step 4: Simplify right side
    546,395.12x = 275,236,107,884.98
  5. Step 5: Solve for x
    x = 275,236,107,884.98/546,395.12
  6. Step 6: Final answer
    x = 503,730.90

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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.