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Finding the Fourth Proportional to 202,686.56, 304,006.80 and 62,433.44

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Solution

The fourth proportional to 202,686.56, 304,006.80 and 62,433.44 is: 93,643.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,686.56 : 304,006.80 = 62,433.44 : x
  2. Step 2: Convert to fraction form
    202,686.56/304,006.80 = 62,433.44/x
  3. Step 3: Cross multiply
    202,686.56x = 304,006.80 × 62,433.44
  4. Step 4: Simplify right side
    202,686.56x = 18,980,190,307.39
  5. Step 5: Solve for x
    x = 18,980,190,307.39/202,686.56
  6. Step 6: Final answer
    x = 93,643.06

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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.