Home / 610,932.88-843,046.86-338,983.54

Finding the Fourth Proportional to 610,932.88, 843,046.86 and 338,983.54

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Solution

The fourth proportional to 610,932.88, 843,046.86 and 338,983.54 is: 467,774.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,932.88 : 843,046.86 = 338,983.54 : x
  2. Step 2: Convert to fraction form
    610,932.88/843,046.86 = 338,983.54/x
  3. Step 3: Cross multiply
    610,932.88x = 843,046.86 × 338,983.54
  4. Step 4: Simplify right side
    610,932.88x = 285,779,008,988.68
  5. Step 5: Solve for x
    x = 285,779,008,988.68/610,932.88
  6. Step 6: Final answer
    x = 467,774.81

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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.