Home / 354,230.18-488,822.94-193,081.69

Finding the Fourth Proportional to 354,230.18, 488,822.94 and 193,081.69

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Solution

The fourth proportional to 354,230.18, 488,822.94 and 193,081.69 is: 266,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,230.18 : 488,822.94 = 193,081.69 : x
  2. Step 2: Convert to fraction form
    354,230.18/488,822.94 = 193,081.69/x
  3. Step 3: Cross multiply
    354,230.18x = 488,822.94 × 193,081.69
  4. Step 4: Simplify right side
    354,230.18x = 94,382,759,365.97
  5. Step 5: Solve for x
    x = 94,382,759,365.97/354,230.18
  6. Step 6: Final answer
    x = 266,444.72

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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.