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Finding the Fourth Proportional to 359,076.44, 495,525.36 and 197,934.18

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Solution

The fourth proportional to 359,076.44, 495,525.36 and 197,934.18 is: 273,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,076.44 : 495,525.36 = 197,934.18 : x
  2. Step 2: Convert to fraction form
    359,076.44/495,525.36 = 197,934.18/x
  3. Step 3: Cross multiply
    359,076.44x = 495,525.36 × 197,934.18
  4. Step 4: Simplify right side
    359,076.44x = 98,081,405,800.80
  5. Step 5: Solve for x
    x = 98,081,405,800.80/359,076.44
  6. Step 6: Final answer
    x = 273,149.10

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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.