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Finding the Fourth Proportional to 483,167.16, 724,765.86 and 230,475.06

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Solution

The fourth proportional to 483,167.16, 724,765.86 and 230,475.06 is: 345,719.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,167.16 : 724,765.86 = 230,475.06 : x
  2. Step 2: Convert to fraction form
    483,167.16/724,765.86 = 230,475.06/x
  3. Step 3: Cross multiply
    483,167.16x = 724,765.86 × 230,475.06
  4. Step 4: Simplify right side
    483,167.16x = 167,040,455,069.45
  5. Step 5: Solve for x
    x = 167,040,455,069.45/483,167.16
  6. Step 6: Final answer
    x = 345,719.80

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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.