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Finding the Fourth Proportional to 598,737.60, 898,231.20 and 199,502.40

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Solution

The fourth proportional to 598,737.60, 898,231.20 and 199,502.40 is: 299,295.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,737.60 : 898,231.20 = 199,502.40 : x
  2. Step 2: Convert to fraction form
    598,737.60/898,231.20 = 199,502.40/x
  3. Step 3: Cross multiply
    598,737.60x = 898,231.20 × 199,502.40
  4. Step 4: Simplify right side
    598,737.60x = 179,199,280,154.88
  5. Step 5: Solve for x
    x = 179,199,280,154.88/598,737.60
  6. Step 6: Final answer
    x = 299,295.18

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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.