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Finding the Fourth Proportional to 359,049.15, 495,479.03 and 197,900.64

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Solution

The fourth proportional to 359,049.15, 495,479.03 and 197,900.64 is: 273,098.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,049.15 : 495,479.03 = 197,900.64 : x
  2. Step 2: Convert to fraction form
    359,049.15/495,479.03 = 197,900.64/x
  3. Step 3: Cross multiply
    359,049.15x = 495,479.03 × 197,900.64
  4. Step 4: Simplify right side
    359,049.15x = 98,055,616,154.08
  5. Step 5: Solve for x
    x = 98,055,616,154.08/359,049.15
  6. Step 6: Final answer
    x = 273,098.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.