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Finding the Fourth Proportional to 252,614.40, 348,666.36 and 166,588.86

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Solution

The fourth proportional to 252,614.40, 348,666.36 and 166,588.86 is: 229,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,614.40 : 348,666.36 = 166,588.86 : x
  2. Step 2: Convert to fraction form
    252,614.40/348,666.36 = 166,588.86/x
  3. Step 3: Cross multiply
    252,614.40x = 348,666.36 × 166,588.86
  4. Step 4: Simplify right side
    252,614.40x = 58,083,931,432.75
  5. Step 5: Solve for x
    x = 58,083,931,432.75/252,614.40
  6. Step 6: Final answer
    x = 229,931.20

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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.