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Finding the Fourth Proportional to 223,756.65, 336,859.72 and 204,161.13

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Solution

The fourth proportional to 223,756.65, 336,859.72 and 204,161.13 is: 307,359.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,756.65 : 336,859.72 = 204,161.13 : x
  2. Step 2: Convert to fraction form
    223,756.65/336,859.72 = 204,161.13/x
  3. Step 3: Cross multiply
    223,756.65x = 336,859.72 × 204,161.13
  4. Step 4: Simplify right side
    223,756.65x = 68,773,660,576.28
  5. Step 5: Solve for x
    x = 68,773,660,576.28/223,756.65
  6. Step 6: Final answer
    x = 307,359.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.