Home / 840,725.53-1,160,229.23-458,773.27

Finding the Fourth Proportional to 840,725.53, 1,160,229.23 and 458,773.27

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Solution

The fourth proportional to 840,725.53, 1,160,229.23 and 458,773.27 is: 633,122.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,725.53 : 1,160,229.23 = 458,773.27 : x
  2. Step 2: Convert to fraction form
    840,725.53/1,160,229.23 = 458,773.27/x
  3. Step 3: Cross multiply
    840,725.53x = 1,160,229.23 × 458,773.27
  4. Step 4: Simplify right side
    840,725.53x = 532,282,157,796.68
  5. Step 5: Solve for x
    x = 532,282,157,796.68/840,725.53
  6. Step 6: Final answer
    x = 633,122.39

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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.