Home / 410,384.09-566,565.63-312,822.02

Finding the Fourth Proportional to 410,384.09, 566,565.63 and 312,822.02

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Solution

The fourth proportional to 410,384.09, 566,565.63 and 312,822.02 is: 431,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,384.09 : 566,565.63 = 312,822.02 : x
  2. Step 2: Convert to fraction form
    410,384.09/566,565.63 = 312,822.02/x
  3. Step 3: Cross multiply
    410,384.09x = 566,565.63 × 312,822.02
  4. Step 4: Simplify right side
    410,384.09x = 177,234,204,839.17
  5. Step 5: Solve for x
    x = 177,234,204,839.17/410,384.09
  6. Step 6: Final answer
    x = 431,873.97

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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.