Home / 705,114.60-1,057,671.90-628,350.90

Finding the Fourth Proportional to 705,114.60, 1,057,671.90 and 628,350.90

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Solution

The fourth proportional to 705,114.60, 1,057,671.90 and 628,350.90 is: 942,526.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,114.60 : 1,057,671.90 = 628,350.90 : x
  2. Step 2: Convert to fraction form
    705,114.60/1,057,671.90 = 628,350.90/x
  3. Step 3: Cross multiply
    705,114.60x = 1,057,671.90 × 628,350.90
  4. Step 4: Simplify right side
    705,114.60x = 664,589,090,269.71
  5. Step 5: Solve for x
    x = 664,589,090,269.71/705,114.60
  6. Step 6: Final answer
    x = 942,526.35

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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.