Home / 766,581.60-1,050,220.55-737,850.33

Finding the Fourth Proportional to 766,581.60, 1,050,220.55 and 737,850.33

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Solution

The fourth proportional to 766,581.60, 1,050,220.55 and 737,850.33 is: 1,010,858.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,581.60 : 1,050,220.55 = 737,850.33 : x
  2. Step 2: Convert to fraction form
    766,581.60/1,050,220.55 = 737,850.33/x
  3. Step 3: Cross multiply
    766,581.60x = 1,050,220.55 × 737,850.33
  4. Step 4: Simplify right side
    766,581.60x = 774,905,579,390.28
  5. Step 5: Solve for x
    x = 774,905,579,390.28/766,581.60
  6. Step 6: Final answer
    x = 1,010,858.57

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