Home / 751,150.70-1,126,726.05-662,504.30

Finding the Fourth Proportional to 751,150.70, 1,126,726.05 and 662,504.30

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Solution

The fourth proportional to 751,150.70, 1,126,726.05 and 662,504.30 is: 993,756.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,150.70 : 1,126,726.05 = 662,504.30 : x
  2. Step 2: Convert to fraction form
    751,150.70/1,126,726.05 = 662,504.30/x
  3. Step 3: Cross multiply
    751,150.70x = 1,126,726.05 × 662,504.30
  4. Step 4: Simplify right side
    751,150.70x = 746,460,853,047.02
  5. Step 5: Solve for x
    x = 746,460,853,047.02/751,150.70
  6. Step 6: Final answer
    x = 993,756.45

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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.