Home / 730,777.20-1,096,165.80-465,712.80

Finding the Fourth Proportional to 730,777.20, 1,096,165.80 and 465,712.80

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Solution

The fourth proportional to 730,777.20, 1,096,165.80 and 465,712.80 is: 698,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,777.20 : 1,096,165.80 = 465,712.80 : x
  2. Step 2: Convert to fraction form
    730,777.20/1,096,165.80 = 465,712.80/x
  3. Step 3: Cross multiply
    730,777.20x = 1,096,165.80 × 465,712.80
  4. Step 4: Simplify right side
    730,777.20x = 510,498,443,982.24
  5. Step 5: Solve for x
    x = 510,498,443,982.24/730,777.20
  6. Step 6: Final answer
    x = 698,569.20

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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.