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Finding the Fourth Proportional to 40,337.70, 60,498.45 and 19,277.70

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Solution

The fourth proportional to 40,337.70, 60,498.45 and 19,277.70 is: 28,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,337.70 : 60,498.45 = 19,277.70 : x
  2. Step 2: Convert to fraction form
    40,337.70/60,498.45 = 19,277.70/x
  3. Step 3: Cross multiply
    40,337.70x = 60,498.45 × 19,277.70
  4. Step 4: Simplify right side
    40,337.70x = 1,166,270,969.57
  5. Step 5: Solve for x
    x = 1,166,270,969.57/40,337.70
  6. Step 6: Final answer
    x = 28,912.68

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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.