Home / 827,542.24-1,142,009.04-469,846.24

Finding the Fourth Proportional to 827,542.24, 1,142,009.04 and 469,846.24

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Solution

The fourth proportional to 827,542.24, 1,142,009.04 and 469,846.24 is: 648,388.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,542.24 : 1,142,009.04 = 469,846.24 : x
  2. Step 2: Convert to fraction form
    827,542.24/1,142,009.04 = 469,846.24/x
  3. Step 3: Cross multiply
    827,542.24x = 1,142,009.04 × 469,846.24
  4. Step 4: Simplify right side
    827,542.24x = 536,568,653,490.01
  5. Step 5: Solve for x
    x = 536,568,653,490.01/827,542.24
  6. Step 6: Final answer
    x = 648,388.24

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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.