Home / 951,017.85-1,426,660.02-311,371.65

Finding the Fourth Proportional to 951,017.85, 1,426,660.02 and 311,371.65

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Solution

The fourth proportional to 951,017.85, 1,426,660.02 and 311,371.65 is: 467,101.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,017.85 : 1,426,660.02 = 311,371.65 : x
  2. Step 2: Convert to fraction form
    951,017.85/1,426,660.02 = 311,371.65/x
  3. Step 3: Cross multiply
    951,017.85x = 1,426,660.02 × 311,371.65
  4. Step 4: Simplify right side
    951,017.85x = 444,221,484,416.43
  5. Step 5: Solve for x
    x = 444,221,484,416.43/951,017.85
  6. Step 6: Final answer
    x = 467,101.10

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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.