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Finding the Fourth Proportional to 341,253.70, 512,864.70 and 297,951.10

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Solution

The fourth proportional to 341,253.70, 512,864.70 and 297,951.10 is: 447,785.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,253.70 : 512,864.70 = 297,951.10 : x
  2. Step 2: Convert to fraction form
    341,253.70/512,864.70 = 297,951.10/x
  3. Step 3: Cross multiply
    341,253.70x = 512,864.70 × 297,951.10
  4. Step 4: Simplify right side
    341,253.70x = 152,808,601,516.17
  5. Step 5: Solve for x
    x = 152,808,601,516.17/341,253.70
  6. Step 6: Final answer
    x = 447,785.92

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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.