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Finding the Fourth Proportional to 202,337.80, 303,506.70 and 62,078.20

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Solution

The fourth proportional to 202,337.80, 303,506.70 and 62,078.20 is: 93,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,337.80 : 303,506.70 = 62,078.20 : x
  2. Step 2: Convert to fraction form
    202,337.80/303,506.70 = 62,078.20/x
  3. Step 3: Cross multiply
    202,337.80x = 303,506.70 × 62,078.20
  4. Step 4: Simplify right side
    202,337.80x = 18,841,149,623.94
  5. Step 5: Solve for x
    x = 18,841,149,623.94/202,337.80
  6. Step 6: Final answer
    x = 93,117.30

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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.