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Finding the Fourth Proportional to 359,140.32, 495,617.00 and 198,001.08

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Solution

The fourth proportional to 359,140.32, 495,617.00 and 198,001.08 is: 273,243.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,140.32 : 495,617.00 = 198,001.08 : x
  2. Step 2: Convert to fraction form
    359,140.32/495,617.00 = 198,001.08/x
  3. Step 3: Cross multiply
    359,140.32x = 495,617.00 × 198,001.08
  4. Step 4: Simplify right side
    359,140.32x = 98,132,700,276.35
  5. Step 5: Solve for x
    x = 98,132,700,276.35/359,140.32
  6. Step 6: Final answer
    x = 273,243.34

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1.5x scale

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.