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Finding the Fourth Proportional to 555,956.25, 833,954.43 and 156,631.92

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Solution

The fourth proportional to 555,956.25, 833,954.43 and 156,631.92 is: 234,953.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,956.25 : 833,954.43 = 156,631.92 : x
  2. Step 2: Convert to fraction form
    555,956.25/833,954.43 = 156,631.92/x
  3. Step 3: Cross multiply
    555,956.25x = 833,954.43 × 156,631.92
  4. Step 4: Simplify right side
    555,956.25x = 130,623,883,563.41
  5. Step 5: Solve for x
    x = 130,623,883,563.41/555,956.25
  6. Step 6: Final answer
    x = 234,953.53

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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.