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Finding the Fourth Proportional to 253,576.76, 380,557.85 and 93,803.85

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Solution

The fourth proportional to 253,576.76, 380,557.85 and 93,803.85 is: 140,777.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,576.76 : 380,557.85 = 93,803.85 : x
  2. Step 2: Convert to fraction form
    253,576.76/380,557.85 = 93,803.85/x
  3. Step 3: Cross multiply
    253,576.76x = 380,557.85 × 93,803.85
  4. Step 4: Simplify right side
    253,576.76x = 35,697,791,008.70
  5. Step 5: Solve for x
    x = 35,697,791,008.70/253,576.76
  6. Step 6: Final answer
    x = 140,777.06

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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.