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Finding the Fourth Proportional to 367,122.96, 550,742.04 and 156,762

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Solution

The fourth proportional to 367,122.96, 550,742.04 and 156,762 is: 235,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,122.96 : 550,742.04 = 156,762 : x
  2. Step 2: Convert to fraction form
    367,122.96/550,742.04 = 156,762/x
  3. Step 3: Cross multiply
    367,122.96x = 550,742.04 × 156,762
  4. Step 4: Simplify right side
    367,122.96x = 86,335,423,674.48
  5. Step 5: Solve for x
    x = 86,335,423,674.48/367,122.96
  6. Step 6: Final answer
    x = 235,167.60

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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.