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Finding the Fourth Proportional to 338,068, 466,533.84 and 187,174.72

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Solution

The fourth proportional to 338,068, 466,533.84 and 187,174.72 is: 258,301.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,068 : 466,533.84 = 187,174.72 : x
  2. Step 2: Convert to fraction form
    338,068/466,533.84 = 187,174.72/x
  3. Step 3: Cross multiply
    338,068x = 466,533.84 × 187,174.72
  4. Step 4: Simplify right side
    338,068x = 87,323,340,872.52
  5. Step 5: Solve for x
    x = 87,323,340,872.52/338,068
  6. Step 6: Final answer
    x = 258,301.11

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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.