Home / 437,890.10-656,835.15-367,031.30

Finding the Fourth Proportional to 437,890.10, 656,835.15 and 367,031.30

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Solution

The fourth proportional to 437,890.10, 656,835.15 and 367,031.30 is: 550,546.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,890.10 : 656,835.15 = 367,031.30 : x
  2. Step 2: Convert to fraction form
    437,890.10/656,835.15 = 367,031.30/x
  3. Step 3: Cross multiply
    437,890.10x = 656,835.15 × 367,031.30
  4. Step 4: Simplify right side
    437,890.10x = 241,079,058,990.20
  5. Step 5: Solve for x
    x = 241,079,058,990.20/437,890.10
  6. Step 6: Final answer
    x = 550,546.95

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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.