Home / 720,555.71-1,080,466.68-240,610.94

Finding the Fourth Proportional to 720,555.71, 1,080,466.68 and 240,610.94

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Solution

The fourth proportional to 720,555.71, 1,080,466.68 and 240,610.94 is: 360,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,555.71 : 1,080,466.68 = 240,610.94 : x
  2. Step 2: Convert to fraction form
    720,555.71/1,080,466.68 = 240,610.94/x
  3. Step 3: Cross multiply
    720,555.71x = 1,080,466.68 × 240,610.94
  4. Step 4: Simplify right side
    720,555.71x = 259,972,103,513.48
  5. Step 5: Solve for x
    x = 259,972,103,513.48/720,555.71
  6. Step 6: Final answer
    x = 360,793.90

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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.