Home / 374,670.20-517,052.42-204,915.24

Finding the Fourth Proportional to 374,670.20, 517,052.42 and 204,915.24

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Solution

The fourth proportional to 374,670.20, 517,052.42 and 204,915.24 is: 282,787.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,670.20 : 517,052.42 = 204,915.24 : x
  2. Step 2: Convert to fraction form
    374,670.20/517,052.42 = 204,915.24/x
  3. Step 3: Cross multiply
    374,670.20x = 517,052.42 × 204,915.24
  4. Step 4: Simplify right side
    374,670.20x = 105,951,920,736.88
  5. Step 5: Solve for x
    x = 105,951,920,736.88/374,670.20
  6. Step 6: Final answer
    x = 282,787.16

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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.