Home / 227,003.40-340,505.10-180,001.80

Finding the Fourth Proportional to 227,003.40, 340,505.10 and 180,001.80

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Solution

The fourth proportional to 227,003.40, 340,505.10 and 180,001.80 is: 270,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,003.40 : 340,505.10 = 180,001.80 : x
  2. Step 2: Convert to fraction form
    227,003.40/340,505.10 = 180,001.80/x
  3. Step 3: Cross multiply
    227,003.40x = 340,505.10 × 180,001.80
  4. Step 4: Simplify right side
    227,003.40x = 61,291,530,909.18
  5. Step 5: Solve for x
    x = 61,291,530,909.18/227,003.40
  6. Step 6: Final answer
    x = 270,002.70

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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.