Home / 572,131.05-858,475.31-235,272.90

Finding the Fourth Proportional to 572,131.05, 858,475.31 and 235,272.90

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Solution

The fourth proportional to 572,131.05, 858,475.31 and 235,272.90 is: 353,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,131.05 : 858,475.31 = 235,272.90 : x
  2. Step 2: Convert to fraction form
    572,131.05/858,475.31 = 235,272.90/x
  3. Step 3: Cross multiply
    572,131.05x = 858,475.31 × 235,272.90
  4. Step 4: Simplify right side
    572,131.05x = 201,975,975,762.10
  5. Step 5: Solve for x
    x = 201,975,975,762.10/572,131.05
  6. Step 6: Final answer
    x = 353,023.97

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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.