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Finding the Fourth Proportional to 242,972.02, 335,338.32 and 147,460.24

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Solution

The fourth proportional to 242,972.02, 335,338.32 and 147,460.24 is: 203,517.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,972.02 : 335,338.32 = 147,460.24 : x
  2. Step 2: Convert to fraction form
    242,972.02/335,338.32 = 147,460.24/x
  3. Step 3: Cross multiply
    242,972.02x = 335,338.32 × 147,460.24
  4. Step 4: Simplify right side
    242,972.02x = 49,449,069,148.40
  5. Step 5: Solve for x
    x = 49,449,069,148.40/242,972.02
  6. Step 6: Final answer
    x = 203,517.55

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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.