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Finding the Fourth Proportional to 252,849.60, 349,142.40 and 168,350.40

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Solution

The fourth proportional to 252,849.60, 349,142.40 and 168,350.40 is: 232,463.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,849.60 : 349,142.40 = 168,350.40 : x
  2. Step 2: Convert to fraction form
    252,849.60/349,142.40 = 168,350.40/x
  3. Step 3: Cross multiply
    252,849.60x = 349,142.40 × 168,350.40
  4. Step 4: Simplify right side
    252,849.60x = 58,778,262,696.96
  5. Step 5: Solve for x
    x = 58,778,262,696.96/252,849.60
  6. Step 6: Final answer
    x = 232,463.34

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1.5x scale

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.