Home / 659,212.20-988,818.30-160,576.20

Finding the Fourth Proportional to 659,212.20, 988,818.30 and 160,576.20

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Solution

The fourth proportional to 659,212.20, 988,818.30 and 160,576.20 is: 240,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,212.20 : 988,818.30 = 160,576.20 : x
  2. Step 2: Convert to fraction form
    659,212.20/988,818.30 = 160,576.20/x
  3. Step 3: Cross multiply
    659,212.20x = 988,818.30 × 160,576.20
  4. Step 4: Simplify right side
    659,212.20x = 158,780,685,104.46
  5. Step 5: Solve for x
    x = 158,780,685,104.46/659,212.20
  6. Step 6: Final answer
    x = 240,864.30

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Double scale
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Similar ratio
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1.5x scale

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.