Home / 683,575.98-943,306.10-393,165.61

Finding the Fourth Proportional to 683,575.98, 943,306.10 and 393,165.61

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Solution

The fourth proportional to 683,575.98, 943,306.10 and 393,165.61 is: 542,552.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,575.98 : 943,306.10 = 393,165.61 : x
  2. Step 2: Convert to fraction form
    683,575.98/943,306.10 = 393,165.61/x
  3. Step 3: Cross multiply
    683,575.98x = 943,306.10 × 393,165.61
  4. Step 4: Simplify right side
    683,575.98x = 370,875,522,891.15
  5. Step 5: Solve for x
    x = 370,875,522,891.15/683,575.98
  6. Step 6: Final answer
    x = 542,552.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.