Home / 572,518.30-858,449.40-173,099.20

Finding the Fourth Proportional to 572,518.30, 858,449.40 and 173,099.20

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Solution

The fourth proportional to 572,518.30, 858,449.40 and 173,099.20 is: 259,549.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,518.30 : 858,449.40 = 173,099.20 : x
  2. Step 2: Convert to fraction form
    572,518.30/858,449.40 = 173,099.20/x
  3. Step 3: Cross multiply
    572,518.30x = 858,449.40 × 173,099.20
  4. Step 4: Simplify right side
    572,518.30x = 148,596,904,380.48
  5. Step 5: Solve for x
    x = 148,596,904,380.48/572,518.30
  6. Step 6: Final answer
    x = 259,549.62

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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.