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Finding the Fourth Proportional to 237,591.03, 356,439.74 and 79,815.18

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Solution

The fourth proportional to 237,591.03, 356,439.74 and 79,815.18 is: 119,740.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,591.03 : 356,439.74 = 79,815.18 : x
  2. Step 2: Convert to fraction form
    237,591.03/356,439.74 = 79,815.18/x
  3. Step 3: Cross multiply
    237,591.03x = 356,439.74 × 79,815.18
  4. Step 4: Simplify right side
    237,591.03x = 28,449,301,608.18
  5. Step 5: Solve for x
    x = 28,449,301,608.18/237,591.03
  6. Step 6: Final answer
    x = 119,740.64

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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.