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Finding the Fourth Proportional to 242,168.08, 363,307.40 and 73,712.28

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Solution

The fourth proportional to 242,168.08, 363,307.40 and 73,712.28 is: 110,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,168.08 : 363,307.40 = 73,712.28 : x
  2. Step 2: Convert to fraction form
    242,168.08/363,307.40 = 73,712.28/x
  3. Step 3: Cross multiply
    242,168.08x = 363,307.40 × 73,712.28
  4. Step 4: Simplify right side
    242,168.08x = 26,780,216,794.87
  5. Step 5: Solve for x
    x = 26,780,216,794.87/242,168.08
  6. Step 6: Final answer
    x = 110,585.25

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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.