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Finding the Fourth Proportional to 222,527, 332,568.80 and 162,681.46

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Solution

The fourth proportional to 222,527, 332,568.80 and 162,681.46 is: 243,129.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,527 : 332,568.80 = 162,681.46 : x
  2. Step 2: Convert to fraction form
    222,527/332,568.80 = 162,681.46/x
  3. Step 3: Cross multiply
    222,527x = 332,568.80 × 162,681.46
  4. Step 4: Simplify right side
    222,527x = 54,102,777,934.45
  5. Step 5: Solve for x
    x = 54,102,777,934.45/222,527
  6. Step 6: Final answer
    x = 243,129.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.