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Finding the Fourth Proportional to 572,061.24, 858,370.70 and 235,203.10

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Solution

The fourth proportional to 572,061.24, 858,370.70 and 235,203.10 is: 352,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,061.24 : 858,370.70 = 235,203.10 : x
  2. Step 2: Convert to fraction form
    572,061.24/858,370.70 = 235,203.10/x
  3. Step 3: Cross multiply
    572,061.24x = 858,370.70 × 235,203.10
  4. Step 4: Simplify right side
    572,061.24x = 201,891,449,589.17
  5. Step 5: Solve for x
    x = 201,891,449,589.17/572,061.24
  6. Step 6: Final answer
    x = 352,919.30

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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.