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Finding the Fourth Proportional to 625,298.56, 935,705.70 and 541,347.52

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Solution

The fourth proportional to 625,298.56, 935,705.70 and 541,347.52 is: 810,080.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,298.56 : 935,705.70 = 541,347.52 : x
  2. Step 2: Convert to fraction form
    625,298.56/935,705.70 = 541,347.52/x
  3. Step 3: Cross multiply
    625,298.56x = 935,705.70 × 541,347.52
  4. Step 4: Simplify right side
    625,298.56x = 506,541,960,144.86
  5. Step 5: Solve for x
    x = 506,541,960,144.86/625,298.56
  6. Step 6: Final answer
    x = 810,080.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.