Home / 427,218.17-589,559.49-240,934.82

Finding the Fourth Proportional to 427,218.17, 589,559.49 and 240,934.82

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Solution

The fourth proportional to 427,218.17, 589,559.49 and 240,934.82 is: 332,489.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,218.17 : 589,559.49 = 240,934.82 : x
  2. Step 2: Convert to fraction form
    427,218.17/589,559.49 = 240,934.82/x
  3. Step 3: Cross multiply
    427,218.17x = 589,559.49 × 240,934.82
  4. Step 4: Simplify right side
    427,218.17x = 142,045,406,654.64
  5. Step 5: Solve for x
    x = 142,045,406,654.64/427,218.17
  6. Step 6: Final answer
    x = 332,489.15

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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.