Home / 827,233.20-1,240,849.80-617,281.20

Finding the Fourth Proportional to 827,233.20, 1,240,849.80 and 617,281.20

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Solution

The fourth proportional to 827,233.20, 1,240,849.80 and 617,281.20 is: 925,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,233.20 : 1,240,849.80 = 617,281.20 : x
  2. Step 2: Convert to fraction form
    827,233.20/1,240,849.80 = 617,281.20/x
  3. Step 3: Cross multiply
    827,233.20x = 1,240,849.80 × 617,281.20
  4. Step 4: Simplify right side
    827,233.20x = 765,953,253,563.76
  5. Step 5: Solve for x
    x = 765,953,253,563.76/827,233.20
  6. Step 6: Final answer
    x = 925,921.80

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Double scale
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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.