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Finding the Fourth Proportional to 269,567.80, 372,047.58 and 162,197.03

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Solution

The fourth proportional to 269,567.80, 372,047.58 and 162,197.03 is: 223,858.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,567.80 : 372,047.58 = 162,197.03 : x
  2. Step 2: Convert to fraction form
    269,567.80/372,047.58 = 162,197.03/x
  3. Step 3: Cross multiply
    269,567.80x = 372,047.58 × 162,197.03
  4. Step 4: Simplify right side
    269,567.80x = 60,345,013,424.81
  5. Step 5: Solve for x
    x = 60,345,013,424.81/269,567.80
  6. Step 6: Final answer
    x = 223,858.39

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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.