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Finding the Fourth Proportional to 202,907.10, 304,403.85 and 62,679.90

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Solution

The fourth proportional to 202,907.10, 304,403.85 and 62,679.90 is: 94,033.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,907.10 : 304,403.85 = 62,679.90 : x
  2. Step 2: Convert to fraction form
    202,907.10/304,403.85 = 62,679.90/x
  3. Step 3: Cross multiply
    202,907.10x = 304,403.85 × 62,679.90
  4. Step 4: Simplify right side
    202,907.10x = 19,080,002,877.62
  5. Step 5: Solve for x
    x = 19,080,002,877.62/202,907.10
  6. Step 6: Final answer
    x = 94,033.19

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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.