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Finding the Fourth Proportional to 334,793.70, 500,732.55 and 299,510.10

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Solution

The fourth proportional to 334,793.70, 500,732.55 and 299,510.10 is: 447,960.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,793.70 : 500,732.55 = 299,510.10 : x
  2. Step 2: Convert to fraction form
    334,793.70/500,732.55 = 299,510.10/x
  3. Step 3: Cross multiply
    334,793.70x = 500,732.55 × 299,510.10
  4. Step 4: Simplify right side
    334,793.70x = 149,974,456,123.76
  5. Step 5: Solve for x
    x = 149,974,456,123.76/334,793.70
  6. Step 6: Final answer
    x = 447,960.81

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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.