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Finding the Fourth Proportional to 532,068.60, 798,141.30 and 321,252.60

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Solution

The fourth proportional to 532,068.60, 798,141.30 and 321,252.60 is: 481,902.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,068.60 : 798,141.30 = 321,252.60 : x
  2. Step 2: Convert to fraction form
    532,068.60/798,141.30 = 321,252.60/x
  3. Step 3: Cross multiply
    532,068.60x = 798,141.30 × 321,252.60
  4. Step 4: Simplify right side
    532,068.60x = 256,404,967,792.38
  5. Step 5: Solve for x
    x = 256,404,967,792.38/532,068.60
  6. Step 6: Final answer
    x = 481,902.09

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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.