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Finding the Fourth Proportional to 242,291.64, 363,452.04 and 76,079.64

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Solution

The fourth proportional to 242,291.64, 363,452.04 and 76,079.64 is: 114,124.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,291.64 : 363,452.04 = 76,079.64 : x
  2. Step 2: Convert to fraction form
    242,291.64/363,452.04 = 76,079.64/x
  3. Step 3: Cross multiply
    242,291.64x = 363,452.04 × 76,079.64
  4. Step 4: Simplify right side
    242,291.64x = 27,651,300,360.47
  5. Step 5: Solve for x
    x = 27,651,300,360.47/242,291.64
  6. Step 6: Final answer
    x = 114,124.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.