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Finding the Fourth Proportional to 599,713.88, 899,438.16 and 173,157.13

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Solution

The fourth proportional to 599,713.88, 899,438.16 and 173,157.13 is: 259,697.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,713.88 : 899,438.16 = 173,157.13 : x
  2. Step 2: Convert to fraction form
    599,713.88/899,438.16 = 173,157.13/x
  3. Step 3: Cross multiply
    599,713.88x = 899,438.16 × 173,157.13
  4. Step 4: Simplify right side
    599,713.88x = 155,744,132,171.72
  5. Step 5: Solve for x
    x = 155,744,132,171.72/599,713.88
  6. Step 6: Final answer
    x = 259,697.40

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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.