Home / 735,735.72-1,015,342.02-413,452.20

Finding the Fourth Proportional to 735,735.72, 1,015,342.02 and 413,452.20

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Solution

The fourth proportional to 735,735.72, 1,015,342.02 and 413,452.20 is: 570,579.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,735.72 : 1,015,342.02 = 413,452.20 : x
  2. Step 2: Convert to fraction form
    735,735.72/1,015,342.02 = 413,452.20/x
  3. Step 3: Cross multiply
    735,735.72x = 1,015,342.02 × 413,452.20
  4. Step 4: Simplify right side
    735,735.72x = 419,795,391,921.44
  5. Step 5: Solve for x
    x = 419,795,391,921.44/735,735.72
  6. Step 6: Final answer
    x = 570,579.06

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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.