Home / 828,935.49-1,143,849.55-466,351.55

Finding the Fourth Proportional to 828,935.49, 1,143,849.55 and 466,351.55

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Solution

The fourth proportional to 828,935.49, 1,143,849.55 and 466,351.55 is: 643,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,935.49 : 1,143,849.55 = 466,351.55 : x
  2. Step 2: Convert to fraction form
    828,935.49/1,143,849.55 = 466,351.55/x
  3. Step 3: Cross multiply
    828,935.49x = 1,143,849.55 × 466,351.55
  4. Step 4: Simplify right side
    828,935.49x = 533,436,002,558.30
  5. Step 5: Solve for x
    x = 533,436,002,558.30/828,935.49
  6. Step 6: Final answer
    x = 643,519.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.