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Finding the Fourth Proportional to 267,068.34, 400,507.74 and 98,552.70

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Solution

The fourth proportional to 267,068.34, 400,507.74 and 98,552.70 is: 147,794.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,068.34 : 400,507.74 = 98,552.70 : x
  2. Step 2: Convert to fraction form
    267,068.34/400,507.74 = 98,552.70/x
  3. Step 3: Cross multiply
    267,068.34x = 400,507.74 × 98,552.70
  4. Step 4: Simplify right side
    267,068.34x = 39,471,119,147.90
  5. Step 5: Solve for x
    x = 39,471,119,147.90/267,068.34
  6. Step 6: Final answer
    x = 147,794.08

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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.