Home / 766,202.10-1,057,358.86-444,099.03

Finding the Fourth Proportional to 766,202.10, 1,057,358.86 and 444,099.03

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Solution

The fourth proportional to 766,202.10, 1,057,358.86 and 444,099.03 is: 612,856.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,202.10 : 1,057,358.86 = 444,099.03 : x
  2. Step 2: Convert to fraction form
    766,202.10/1,057,358.86 = 444,099.03/x
  3. Step 3: Cross multiply
    766,202.10x = 1,057,358.86 × 444,099.03
  4. Step 4: Simplify right side
    766,202.10x = 469,572,044,087.91
  5. Step 5: Solve for x
    x = 469,572,044,087.91/766,202.10
  6. Step 6: Final answer
    x = 612,856.64

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.