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Finding the Fourth Proportional to 202,635.60, 303,953.40 and 62,437.20

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Solution

The fourth proportional to 202,635.60, 303,953.40 and 62,437.20 is: 93,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,635.60 : 303,953.40 = 62,437.20 : x
  2. Step 2: Convert to fraction form
    202,635.60/303,953.40 = 62,437.20/x
  3. Step 3: Cross multiply
    202,635.60x = 303,953.40 × 62,437.20
  4. Step 4: Simplify right side
    202,635.60x = 18,977,999,226.48
  5. Step 5: Solve for x
    x = 18,977,999,226.48/202,635.60
  6. Step 6: Final answer
    x = 93,655.80

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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.