Home / 766,190.16-1,149,810.36-267,554.16

Finding the Fourth Proportional to 766,190.16, 1,149,810.36 and 267,554.16

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Solution

The fourth proportional to 766,190.16, 1,149,810.36 and 267,554.16 is: 401,514.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,190.16 : 1,149,810.36 = 267,554.16 : x
  2. Step 2: Convert to fraction form
    766,190.16/1,149,810.36 = 267,554.16/x
  3. Step 3: Cross multiply
    766,190.16x = 1,149,810.36 × 267,554.16
  4. Step 4: Simplify right side
    766,190.16x = 307,636,545,029.10
  5. Step 5: Solve for x
    x = 307,636,545,029.10/766,190.16
  6. Step 6: Final answer
    x = 401,514.61

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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.