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Finding the Fourth Proportional to 202,802.80, 304,204.20 and 62,575.60

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Solution

The fourth proportional to 202,802.80, 304,204.20 and 62,575.60 is: 93,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,802.80 : 304,204.20 = 62,575.60 : x
  2. Step 2: Convert to fraction form
    202,802.80/304,204.20 = 62,575.60/x
  3. Step 3: Cross multiply
    202,802.80x = 304,204.20 × 62,575.60
  4. Step 4: Simplify right side
    202,802.80x = 19,035,760,337.52
  5. Step 5: Solve for x
    x = 19,035,760,337.52/202,802.80
  6. Step 6: Final answer
    x = 93,863.40

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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.