Home / 319,708.39-441,195.45-174,513.61

Finding the Fourth Proportional to 319,708.39, 441,195.45 and 174,513.61

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Solution

The fourth proportional to 319,708.39, 441,195.45 and 174,513.61 is: 240,827.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,708.39 : 441,195.45 = 174,513.61 : x
  2. Step 2: Convert to fraction form
    319,708.39/441,195.45 = 174,513.61/x
  3. Step 3: Cross multiply
    319,708.39x = 441,195.45 × 174,513.61
  4. Step 4: Simplify right side
    319,708.39x = 76,994,610,695.07
  5. Step 5: Solve for x
    x = 76,994,610,695.07/319,708.39
  6. Step 6: Final answer
    x = 240,827.62

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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.