Home / 571,523.04-857,316.96-172,218.96

Finding the Fourth Proportional to 571,523.04, 857,316.96 and 172,218.96

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Solution

The fourth proportional to 571,523.04, 857,316.96 and 172,218.96 is: 258,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,523.04 : 857,316.96 = 172,218.96 : x
  2. Step 2: Convert to fraction form
    571,523.04/857,316.96 = 172,218.96/x
  3. Step 3: Cross multiply
    571,523.04x = 857,316.96 × 172,218.96
  4. Step 4: Simplify right side
    571,523.04x = 147,646,235,241.56
  5. Step 5: Solve for x
    x = 147,646,235,241.56/571,523.04
  6. Step 6: Final answer
    x = 258,338.20

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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.