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Finding the Fourth Proportional to 359,104.59, 495,564.21 and 197,962.38

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Solution

The fourth proportional to 359,104.59, 495,564.21 and 197,962.38 is: 273,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,104.59 : 495,564.21 = 197,962.38 : x
  2. Step 2: Convert to fraction form
    359,104.59/495,564.21 = 197,962.38/x
  3. Step 3: Cross multiply
    359,104.59x = 495,564.21 × 197,962.38
  4. Step 4: Simplify right side
    359,104.59x = 98,103,070,454.42
  5. Step 5: Solve for x
    x = 98,103,070,454.42/359,104.59
  6. Step 6: Final answer
    x = 273,188.02

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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.