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Finding the Fourth Proportional to 592,629.16, 888,759.26 and 198,553

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Solution

The fourth proportional to 592,629.16, 888,759.26 and 198,553 is: 297,767.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,629.16 : 888,759.26 = 198,553 : x
  2. Step 2: Convert to fraction form
    592,629.16/888,759.26 = 198,553/x
  3. Step 3: Cross multiply
    592,629.16x = 888,759.26 × 198,553
  4. Step 4: Simplify right side
    592,629.16x = 176,465,817,350.78
  5. Step 5: Solve for x
    x = 176,465,817,350.78/592,629.16
  6. Step 6: Final answer
    x = 297,767.69

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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.