Home / 480,028.23-662,439.33-262,239.90

Finding the Fourth Proportional to 480,028.23, 662,439.33 and 262,239.90

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Solution

The fourth proportional to 480,028.23, 662,439.33 and 262,239.90 is: 361,891.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,028.23 : 662,439.33 = 262,239.90 : x
  2. Step 2: Convert to fraction form
    480,028.23/662,439.33 = 262,239.90/x
  3. Step 3: Cross multiply
    480,028.23x = 662,439.33 × 262,239.90
  4. Step 4: Simplify right side
    480,028.23x = 173,718,023,655.27
  5. Step 5: Solve for x
    x = 173,718,023,655.27/480,028.23
  6. Step 6: Final answer
    x = 361,891.27

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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.