Home / 588,811.20-883,281.60-214,915.20

Finding the Fourth Proportional to 588,811.20, 883,281.60 and 214,915.20

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Solution

The fourth proportional to 588,811.20, 883,281.60 and 214,915.20 is: 322,396.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,811.20 : 883,281.60 = 214,915.20 : x
  2. Step 2: Convert to fraction form
    588,811.20/883,281.60 = 214,915.20/x
  3. Step 3: Cross multiply
    588,811.20x = 883,281.60 × 214,915.20
  4. Step 4: Simplify right side
    588,811.20x = 189,830,641,720.32
  5. Step 5: Solve for x
    x = 189,830,641,720.32/588,811.20
  6. Step 6: Final answer
    x = 322,396.45

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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.