Home / 412,964.70-619,293.45-163,595.10

Finding the Fourth Proportional to 412,964.70, 619,293.45 and 163,595.10

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Solution

The fourth proportional to 412,964.70, 619,293.45 and 163,595.10 is: 245,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,964.70 : 619,293.45 = 163,595.10 : x
  2. Step 2: Convert to fraction form
    412,964.70/619,293.45 = 163,595.10/x
  3. Step 3: Cross multiply
    412,964.70x = 619,293.45 × 163,595.10
  4. Step 4: Simplify right side
    412,964.70x = 101,313,373,882.10
  5. Step 5: Solve for x
    x = 101,313,373,882.10/412,964.70
  6. Step 6: Final answer
    x = 245,331.80

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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.