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Finding the Fourth Proportional to 587,030.60, 880,545.90 and 231,861.80

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Solution

The fourth proportional to 587,030.60, 880,545.90 and 231,861.80 is: 347,792.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,030.60 : 880,545.90 = 231,861.80 : x
  2. Step 2: Convert to fraction form
    587,030.60/880,545.90 = 231,861.80/x
  3. Step 3: Cross multiply
    587,030.60x = 880,545.90 × 231,861.80
  4. Step 4: Simplify right side
    587,030.60x = 204,164,957,356.62
  5. Step 5: Solve for x
    x = 204,164,957,356.62/587,030.60
  6. Step 6: Final answer
    x = 347,792.70

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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.