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Finding the Fourth Proportional to 242,483.66, 363,725.45 and 74,004.85

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Solution

The fourth proportional to 242,483.66, 363,725.45 and 74,004.85 is: 111,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,483.66 : 363,725.45 = 74,004.85 : x
  2. Step 2: Convert to fraction form
    242,483.66/363,725.45 = 74,004.85/x
  3. Step 3: Cross multiply
    242,483.66x = 363,725.45 × 74,004.85
  4. Step 4: Simplify right side
    242,483.66x = 26,917,445,179.78
  5. Step 5: Solve for x
    x = 26,917,445,179.78/242,483.66
  6. Step 6: Final answer
    x = 111,007.26

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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.