Home / 1,025,615.40-1,538,424.18-267,456.30

Finding the Fourth Proportional to 1,025,615.40, 1,538,424.18 and 267,456.30

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Solution

The fourth proportional to 1,025,615.40, 1,538,424.18 and 267,456.30 is: 401,184.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,615.40 : 1,538,424.18 = 267,456.30 : x
  2. Step 2: Convert to fraction form
    1,025,615.40/1,538,424.18 = 267,456.30/x
  3. Step 3: Cross multiply
    1,025,615.40x = 1,538,424.18 × 267,456.30
  4. Step 4: Simplify right side
    1,025,615.40x = 411,461,239,013.33
  5. Step 5: Solve for x
    x = 411,461,239,013.33/1,025,615.40
  6. Step 6: Final answer
    x = 401,184.73

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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.