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Finding the Fourth Proportional to 230,589.56, 318,092.56 and 187,617.10

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Solution

The fourth proportional to 230,589.56, 318,092.56 and 187,617.10 is: 258,813.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,589.56 : 318,092.56 = 187,617.10 : x
  2. Step 2: Convert to fraction form
    230,589.56/318,092.56 = 187,617.10/x
  3. Step 3: Cross multiply
    230,589.56x = 318,092.56 × 187,617.10
  4. Step 4: Simplify right side
    230,589.56x = 59,679,603,638.78
  5. Step 5: Solve for x
    x = 59,679,603,638.78/230,589.56
  6. Step 6: Final answer
    x = 258,813.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.