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Finding the Fourth Proportional to 267,349.01, 400,903.68 and 159,329.38

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Solution

The fourth proportional to 267,349.01, 400,903.68 and 159,329.38 is: 238,922.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,349.01 : 400,903.68 = 159,329.38 : x
  2. Step 2: Convert to fraction form
    267,349.01/400,903.68 = 159,329.38/x
  3. Step 3: Cross multiply
    267,349.01x = 400,903.68 × 159,329.38
  4. Step 4: Simplify right side
    267,349.01x = 63,875,734,224.81
  5. Step 5: Solve for x
    x = 63,875,734,224.81/267,349.01
  6. Step 6: Final answer
    x = 238,922.66

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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.