Home / 782,240.36-1,173,854.16-332,960.51

Finding the Fourth Proportional to 782,240.36, 1,173,854.16 and 332,960.51

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Solution

The fourth proportional to 782,240.36, 1,173,854.16 and 332,960.51 is: 499,650.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,240.36 : 1,173,854.16 = 332,960.51 : x
  2. Step 2: Convert to fraction form
    782,240.36/1,173,854.16 = 332,960.51/x
  3. Step 3: Cross multiply
    782,240.36x = 1,173,854.16 × 332,960.51
  4. Step 4: Simplify right side
    782,240.36x = 390,847,080,360.78
  5. Step 5: Solve for x
    x = 390,847,080,360.78/782,240.36
  6. Step 6: Final answer
    x = 499,650.87

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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.