Home / 751,001.90-1,126,502.85-550,235.30

Finding the Fourth Proportional to 751,001.90, 1,126,502.85 and 550,235.30

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Solution

The fourth proportional to 751,001.90, 1,126,502.85 and 550,235.30 is: 825,352.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,001.90 : 1,126,502.85 = 550,235.30 : x
  2. Step 2: Convert to fraction form
    751,001.90/1,126,502.85 = 550,235.30/x
  3. Step 3: Cross multiply
    751,001.90x = 1,126,502.85 × 550,235.30
  4. Step 4: Simplify right side
    751,001.90x = 619,841,633,620.61
  5. Step 5: Solve for x
    x = 619,841,633,620.61/751,001.90
  6. Step 6: Final answer
    x = 825,352.95

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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.