Home / 591,215.70-886,823.55-402,258.90

Finding the Fourth Proportional to 591,215.70, 886,823.55 and 402,258.90

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Solution

The fourth proportional to 591,215.70, 886,823.55 and 402,258.90 is: 603,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,215.70 : 886,823.55 = 402,258.90 : x
  2. Step 2: Convert to fraction form
    591,215.70/886,823.55 = 402,258.90/x
  3. Step 3: Cross multiply
    591,215.70x = 886,823.55 × 402,258.90
  4. Step 4: Simplify right side
    591,215.70x = 356,732,665,717.10
  5. Step 5: Solve for x
    x = 356,732,665,717.10/591,215.70
  6. Step 6: Final answer
    x = 603,388.35

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Similar ratio
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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.