Home / 864,229.86-1,192,637.28-477,045.38

Finding the Fourth Proportional to 864,229.86, 1,192,637.28 and 477,045.38

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Solution

The fourth proportional to 864,229.86, 1,192,637.28 and 477,045.38 is: 658,322.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,229.86 : 1,192,637.28 = 477,045.38 : x
  2. Step 2: Convert to fraction form
    864,229.86/1,192,637.28 = 477,045.38/x
  3. Step 3: Cross multiply
    864,229.86x = 1,192,637.28 × 477,045.38
  4. Step 4: Simplify right side
    864,229.86x = 568,942,098,476.58
  5. Step 5: Solve for x
    x = 568,942,098,476.58/864,229.86
  6. Step 6: Final answer
    x = 658,322.66

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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.