Home / 864,274.24-1,192,699.42-482,300.92

Finding the Fourth Proportional to 864,274.24, 1,192,699.42 and 482,300.92

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Solution

The fourth proportional to 864,274.24, 1,192,699.42 and 482,300.92 is: 665,575.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,274.24 : 1,192,699.42 = 482,300.92 : x
  2. Step 2: Convert to fraction form
    864,274.24/1,192,699.42 = 482,300.92/x
  3. Step 3: Cross multiply
    864,274.24x = 1,192,699.42 × 482,300.92
  4. Step 4: Simplify right side
    864,274.24x = 575,240,027,549.47
  5. Step 5: Solve for x
    x = 575,240,027,549.47/864,274.24
  6. Step 6: Final answer
    x = 665,575.81

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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.