Home / 572,222.40-858,333.60-172,924.80

Finding the Fourth Proportional to 572,222.40, 858,333.60 and 172,924.80

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Solution

The fourth proportional to 572,222.40, 858,333.60 and 172,924.80 is: 259,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,222.40 : 858,333.60 = 172,924.80 : x
  2. Step 2: Convert to fraction form
    572,222.40/858,333.60 = 172,924.80/x
  3. Step 3: Cross multiply
    572,222.40x = 858,333.60 × 172,924.80
  4. Step 4: Simplify right side
    572,222.40x = 148,427,166,113.28
  5. Step 5: Solve for x
    x = 148,427,166,113.28/572,222.40
  6. Step 6: Final answer
    x = 259,387.20

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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.