Home / 1,057,400.70-1,586,101.05-347,451.90

Finding the Fourth Proportional to 1,057,400.70, 1,586,101.05 and 347,451.90

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Solution

The fourth proportional to 1,057,400.70, 1,586,101.05 and 347,451.90 is: 521,177.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,400.70 : 1,586,101.05 = 347,451.90 : x
  2. Step 2: Convert to fraction form
    1,057,400.70/1,586,101.05 = 347,451.90/x
  3. Step 3: Cross multiply
    1,057,400.70x = 1,586,101.05 × 347,451.90
  4. Step 4: Simplify right side
    1,057,400.70x = 551,093,823,414.50
  5. Step 5: Solve for x
    x = 551,093,823,414.50/1,057,400.70
  6. Step 6: Final answer
    x = 521,177.85

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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.