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Finding the Fourth Proportional to 504,480.09, 756,717.40 and 216,249.29

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Solution

The fourth proportional to 504,480.09, 756,717.40 and 216,249.29 is: 324,372.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,480.09 : 756,717.40 = 216,249.29 : x
  2. Step 2: Convert to fraction form
    504,480.09/756,717.40 = 216,249.29/x
  3. Step 3: Cross multiply
    504,480.09x = 756,717.40 × 216,249.29
  4. Step 4: Simplify right side
    504,480.09x = 163,639,600,480.65
  5. Step 5: Solve for x
    x = 163,639,600,480.65/504,480.09
  6. Step 6: Final answer
    x = 324,372.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.