Home / 572,405.10-858,607.65-173,326.20

Finding the Fourth Proportional to 572,405.10, 858,607.65 and 173,326.20

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Solution

The fourth proportional to 572,405.10, 858,607.65 and 173,326.20 is: 259,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,405.10 : 858,607.65 = 173,326.20 : x
  2. Step 2: Convert to fraction form
    572,405.10/858,607.65 = 173,326.20/x
  3. Step 3: Cross multiply
    572,405.10x = 858,607.65 × 173,326.20
  4. Step 4: Simplify right side
    572,405.10x = 148,819,201,265.43
  5. Step 5: Solve for x
    x = 148,819,201,265.43/572,405.10
  6. Step 6: Final answer
    x = 259,989.30

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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.