Home / 838,242.86-1,156,800.62-593,665.78

Finding the Fourth Proportional to 838,242.86, 1,156,800.62 and 593,665.78

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Solution

The fourth proportional to 838,242.86, 1,156,800.62 and 593,665.78 is: 819,276.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,242.86 : 1,156,800.62 = 593,665.78 : x
  2. Step 2: Convert to fraction form
    838,242.86/1,156,800.62 = 593,665.78/x
  3. Step 3: Cross multiply
    838,242.86x = 1,156,800.62 × 593,665.78
  4. Step 4: Simplify right side
    838,242.86x = 686,752,942,376.78
  5. Step 5: Solve for x
    x = 686,752,942,376.78/838,242.86
  6. Step 6: Final answer
    x = 819,276.82

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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.