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Finding the Fourth Proportional to 555,633.88, 833,500.13 and 156,277.96

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Solution

The fourth proportional to 555,633.88, 833,500.13 and 156,277.96 is: 234,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,633.88 : 833,500.13 = 156,277.96 : x
  2. Step 2: Convert to fraction form
    555,633.88/833,500.13 = 156,277.96/x
  3. Step 3: Cross multiply
    555,633.88x = 833,500.13 × 156,277.96
  4. Step 4: Simplify right side
    555,633.88x = 130,257,697,111.00
  5. Step 5: Solve for x
    x = 130,257,697,111.00/555,633.88
  6. Step 6: Final answer
    x = 234,430.80

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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.