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Finding the Fourth Proportional to 270,957.79, 373,916.84 and 150,098.70

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Solution

The fourth proportional to 270,957.79, 373,916.84 and 150,098.70 is: 207,133.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,957.79 : 373,916.84 = 150,098.70 : x
  2. Step 2: Convert to fraction form
    270,957.79/373,916.84 = 150,098.70/x
  3. Step 3: Cross multiply
    270,957.79x = 373,916.84 × 150,098.70
  4. Step 4: Simplify right side
    270,957.79x = 56,124,430,841.61
  5. Step 5: Solve for x
    x = 56,124,430,841.61/270,957.79
  6. Step 6: Final answer
    x = 207,133.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.