Home / 514,918.20-773,252.10-381,948.60

Finding the Fourth Proportional to 514,918.20, 773,252.10 and 381,948.60

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Solution

The fourth proportional to 514,918.20, 773,252.10 and 381,948.60 is: 573,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,918.20 : 773,252.10 = 381,948.60 : x
  2. Step 2: Convert to fraction form
    514,918.20/773,252.10 = 381,948.60/x
  3. Step 3: Cross multiply
    514,918.20x = 773,252.10 × 381,948.60
  4. Step 4: Simplify right side
    514,918.20x = 295,342,557,042.06
  5. Step 5: Solve for x
    x = 295,342,557,042.06/514,918.20
  6. Step 6: Final answer
    x = 573,571.80

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1.5x scale

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.