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Finding the Fourth Proportional to 580,469.50, 869,673 and 495,366.04

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Solution

The fourth proportional to 580,469.50, 869,673 and 495,366.04 is: 742,169.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,469.50 : 869,673 = 495,366.04 : x
  2. Step 2: Convert to fraction form
    580,469.50/869,673 = 495,366.04/x
  3. Step 3: Cross multiply
    580,469.50x = 869,673 × 495,366.04
  4. Step 4: Simplify right side
    580,469.50x = 430,806,470,104.92
  5. Step 5: Solve for x
    x = 430,806,470,104.92/580,469.50
  6. Step 6: Final answer
    x = 742,169.00

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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.