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Finding the Fourth Proportional to 367,614.12, 548,931.03 and 291,884.52

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Solution

The fourth proportional to 367,614.12, 548,931.03 and 291,884.52 is: 435,849.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,614.12 : 548,931.03 = 291,884.52 : x
  2. Step 2: Convert to fraction form
    367,614.12/548,931.03 = 291,884.52/x
  3. Step 3: Cross multiply
    367,614.12x = 548,931.03 × 291,884.52
  4. Step 4: Simplify right side
    367,614.12x = 160,224,470,204.66
  5. Step 5: Solve for x
    x = 160,224,470,204.66/367,614.12
  6. Step 6: Final answer
    x = 435,849.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.