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Finding the Fourth Proportional to 248,473.68, 342,806.22 and 162,482.96

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Solution

The fourth proportional to 248,473.68, 342,806.22 and 162,482.96 is: 224,169.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,473.68 : 342,806.22 = 162,482.96 : x
  2. Step 2: Convert to fraction form
    248,473.68/342,806.22 = 162,482.96/x
  3. Step 3: Cross multiply
    248,473.68x = 342,806.22 × 162,482.96
  4. Step 4: Simplify right side
    248,473.68x = 55,700,167,617.98
  5. Step 5: Solve for x
    x = 55,700,167,617.98/248,473.68
  6. Step 6: Final answer
    x = 224,169.29

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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.