Home / 424,045.20-585,219.78-233,095.80

Finding the Fourth Proportional to 424,045.20, 585,219.78 and 233,095.80

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Solution

The fourth proportional to 424,045.20, 585,219.78 and 233,095.80 is: 321,692.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,045.20 : 585,219.78 = 233,095.80 : x
  2. Step 2: Convert to fraction form
    424,045.20/585,219.78 = 233,095.80/x
  3. Step 3: Cross multiply
    424,045.20x = 585,219.78 × 233,095.80
  4. Step 4: Simplify right side
    424,045.20x = 136,412,272,794.92
  5. Step 5: Solve for x
    x = 136,412,272,794.92/424,045.20
  6. Step 6: Final answer
    x = 321,692.76

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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.