Home / 924,356.30-1,385,648.70-391,143.83

Finding the Fourth Proportional to 924,356.30, 1,385,648.70 and 391,143.83

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Solution

The fourth proportional to 924,356.30, 1,385,648.70 and 391,143.83 is: 586,340.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,356.30 : 1,385,648.70 = 391,143.83 : x
  2. Step 2: Convert to fraction form
    924,356.30/1,385,648.70 = 391,143.83/x
  3. Step 3: Cross multiply
    924,356.30x = 1,385,648.70 × 391,143.83
  4. Step 4: Simplify right side
    924,356.30x = 541,987,932,624.28
  5. Step 5: Solve for x
    x = 541,987,932,624.28/924,356.30
  6. Step 6: Final answer
    x = 586,340.93

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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.