Home / 515,719.71-773,737.99-246,191.81

Finding the Fourth Proportional to 515,719.71, 773,737.99 and 246,191.81

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Solution

The fourth proportional to 515,719.71, 773,737.99 and 246,191.81 is: 369,363.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,719.71 : 773,737.99 = 246,191.81 : x
  2. Step 2: Convert to fraction form
    515,719.71/773,737.99 = 246,191.81/x
  3. Step 3: Cross multiply
    515,719.71x = 773,737.99 × 246,191.81
  4. Step 4: Simplify right side
    515,719.71x = 190,487,951,739.69
  5. Step 5: Solve for x
    x = 190,487,951,739.69/515,719.71
  6. Step 6: Final answer
    x = 369,363.33

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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.