Home / 572,520.30-858,452.40-173,101.20

Finding the Fourth Proportional to 572,520.30, 858,452.40 and 173,101.20

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Solution

The fourth proportional to 572,520.30, 858,452.40 and 173,101.20 is: 259,552.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,520.30 : 858,452.40 = 173,101.20 : x
  2. Step 2: Convert to fraction form
    572,520.30/858,452.40 = 173,101.20/x
  3. Step 3: Cross multiply
    572,520.30x = 858,452.40 × 173,101.20
  4. Step 4: Simplify right side
    572,520.30x = 148,599,140,582.88
  5. Step 5: Solve for x
    x = 148,599,140,582.88/572,520.30
  6. Step 6: Final answer
    x = 259,552.61

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Double scale
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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.