Home / 678,583.13-1,016,323.92-323,846.24

Finding the Fourth Proportional to 678,583.13, 1,016,323.92 and 323,846.24

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Solution

The fourth proportional to 678,583.13, 1,016,323.92 and 323,846.24 is: 485,029.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,583.13 : 1,016,323.92 = 323,846.24 : x
  2. Step 2: Convert to fraction form
    678,583.13/1,016,323.92 = 323,846.24/x
  3. Step 3: Cross multiply
    678,583.13x = 1,016,323.92 × 323,846.24
  4. Step 4: Simplify right side
    678,583.13x = 329,132,675,032.44
  5. Step 5: Solve for x
    x = 329,132,675,032.44/678,583.13
  6. Step 6: Final answer
    x = 485,029.27

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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.