Home / 416,243.19-574,417.41-225,256.62

Finding the Fourth Proportional to 416,243.19, 574,417.41 and 225,256.62

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Solution

The fourth proportional to 416,243.19, 574,417.41 and 225,256.62 is: 310,855.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,243.19 : 574,417.41 = 225,256.62 : x
  2. Step 2: Convert to fraction form
    416,243.19/574,417.41 = 225,256.62/x
  3. Step 3: Cross multiply
    416,243.19x = 574,417.41 × 225,256.62
  4. Step 4: Simplify right side
    416,243.19x = 129,391,324,245.75
  5. Step 5: Solve for x
    x = 129,391,324,245.75/416,243.19
  6. Step 6: Final answer
    x = 310,855.11

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.