Home / 864,233.72-1,192,642.62-477,049.28

Finding the Fourth Proportional to 864,233.72, 1,192,642.62 and 477,049.28

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Solution

The fourth proportional to 864,233.72, 1,192,642.62 and 477,049.28 is: 658,328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,233.72 : 1,192,642.62 = 477,049.28 : x
  2. Step 2: Convert to fraction form
    864,233.72/1,192,642.62 = 477,049.28/x
  3. Step 3: Cross multiply
    864,233.72x = 1,192,642.62 × 477,049.28
  4. Step 4: Simplify right side
    864,233.72x = 568,949,303,168.31
  5. Step 5: Solve for x
    x = 568,949,303,168.31/864,233.72
  6. Step 6: Final answer
    x = 658,328.05

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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.