Home / 751,434.42-1,124,490.92-467,258.78

Finding the Fourth Proportional to 751,434.42, 1,124,490.92 and 467,258.78

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Solution

The fourth proportional to 751,434.42, 1,124,490.92 and 467,258.78 is: 699,233.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,434.42 : 1,124,490.92 = 467,258.78 : x
  2. Step 2: Convert to fraction form
    751,434.42/1,124,490.92 = 467,258.78/x
  3. Step 3: Cross multiply
    751,434.42x = 1,124,490.92 × 467,258.78
  4. Step 4: Simplify right side
    751,434.42x = 525,428,255,400.28
  5. Step 5: Solve for x
    x = 525,428,255,400.28/751,434.42
  6. Step 6: Final answer
    x = 699,233.68

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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.