Home / 554,916.80-832,375.20-495,819.20

Finding the Fourth Proportional to 554,916.80, 832,375.20 and 495,819.20

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Solution

The fourth proportional to 554,916.80, 832,375.20 and 495,819.20 is: 743,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,916.80 : 832,375.20 = 495,819.20 : x
  2. Step 2: Convert to fraction form
    554,916.80/832,375.20 = 495,819.20/x
  3. Step 3: Cross multiply
    554,916.80x = 832,375.20 × 495,819.20
  4. Step 4: Simplify right side
    554,916.80x = 412,707,605,763.84
  5. Step 5: Solve for x
    x = 412,707,605,763.84/554,916.80
  6. Step 6: Final answer
    x = 743,728.80

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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.