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Finding the Fourth Proportional to 253,704.88, 380,582.40 and 93,822.76

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Solution

The fourth proportional to 253,704.88, 380,582.40 and 93,822.76 is: 140,743.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,704.88 : 380,582.40 = 93,822.76 : x
  2. Step 2: Convert to fraction form
    253,704.88/380,582.40 = 93,822.76/x
  3. Step 3: Cross multiply
    253,704.88x = 380,582.40 × 93,822.76
  4. Step 4: Simplify right side
    253,704.88x = 35,707,291,175.42
  5. Step 5: Solve for x
    x = 35,707,291,175.42/253,704.88
  6. Step 6: Final answer
    x = 140,743.41

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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.