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Finding the Fourth Proportional to 618,181.58, 927,272.37 and 337,545.74

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Solution

The fourth proportional to 618,181.58, 927,272.37 and 337,545.74 is: 506,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,181.58 : 927,272.37 = 337,545.74 : x
  2. Step 2: Convert to fraction form
    618,181.58/927,272.37 = 337,545.74/x
  3. Step 3: Cross multiply
    618,181.58x = 927,272.37 × 337,545.74
  4. Step 4: Simplify right side
    618,181.58x = 312,996,838,313.20
  5. Step 5: Solve for x
    x = 312,996,838,313.20/618,181.58
  6. Step 6: Final answer
    x = 506,318.61

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1.5x scale

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.