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Finding the Fourth Proportional to 181,545.60, 272,318.40 and 173,866.80

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Solution

The fourth proportional to 181,545.60, 272,318.40 and 173,866.80 is: 260,800.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,545.60 : 272,318.40 = 173,866.80 : x
  2. Step 2: Convert to fraction form
    181,545.60/272,318.40 = 173,866.80/x
  3. Step 3: Cross multiply
    181,545.60x = 272,318.40 × 173,866.80
  4. Step 4: Simplify right side
    181,545.60x = 47,347,128,789.12
  5. Step 5: Solve for x
    x = 47,347,128,789.12/181,545.60
  6. Step 6: Final answer
    x = 260,800.20

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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.