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Finding the Fourth Proportional to 236,314.59, 354,470.07 and 58,820.40

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Solution

The fourth proportional to 236,314.59, 354,470.07 and 58,820.40 is: 88,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,314.59 : 354,470.07 = 58,820.40 : x
  2. Step 2: Convert to fraction form
    236,314.59/354,470.07 = 58,820.40/x
  3. Step 3: Cross multiply
    236,314.59x = 354,470.07 × 58,820.40
  4. Step 4: Simplify right side
    236,314.59x = 20,850,071,305.43
  5. Step 5: Solve for x
    x = 20,850,071,305.43/236,314.59
  6. Step 6: Final answer
    x = 88,230.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.