Home / 572,526.10-858,789.15-173,447.20

Finding the Fourth Proportional to 572,526.10, 858,789.15 and 173,447.20

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Solution

The fourth proportional to 572,526.10, 858,789.15 and 173,447.20 is: 260,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,526.10 : 858,789.15 = 173,447.20 : x
  2. Step 2: Convert to fraction form
    572,526.10/858,789.15 = 173,447.20/x
  3. Step 3: Cross multiply
    572,526.10x = 858,789.15 × 173,447.20
  4. Step 4: Simplify right side
    572,526.10x = 148,954,573,457.88
  5. Step 5: Solve for x
    x = 148,954,573,457.88/572,526.10
  6. Step 6: Final answer
    x = 260,170.80

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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.