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Finding the Fourth Proportional to 462,750.74, 693,141.76 and 273,006.62

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Solution

The fourth proportional to 462,750.74, 693,141.76 and 273,006.62 is: 408,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,750.74 : 693,141.76 = 273,006.62 : x
  2. Step 2: Convert to fraction form
    462,750.74/693,141.76 = 273,006.62/x
  3. Step 3: Cross multiply
    462,750.74x = 693,141.76 × 273,006.62
  4. Step 4: Simplify right side
    462,750.74x = 189,232,287,713.42
  5. Step 5: Solve for x
    x = 189,232,287,713.42/462,750.74
  6. Step 6: Final answer
    x = 408,929.20

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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.