Home / 412,966.17-619,330.19-113,456.52

Finding the Fourth Proportional to 412,966.17, 619,330.19 and 113,456.52

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Solution

The fourth proportional to 412,966.17, 619,330.19 and 113,456.52 is: 170,152.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,966.17 : 619,330.19 = 113,456.52 : x
  2. Step 2: Convert to fraction form
    412,966.17/619,330.19 = 113,456.52/x
  3. Step 3: Cross multiply
    412,966.17x = 619,330.19 × 113,456.52
  4. Step 4: Simplify right side
    412,966.17x = 70,267,047,521.06
  5. Step 5: Solve for x
    x = 70,267,047,521.06/412,966.17
  6. Step 6: Final answer
    x = 170,152.07

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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.