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Finding the Fourth Proportional to 207,318.33, 286,122.51 and 116,696.34

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Solution

The fourth proportional to 207,318.33, 286,122.51 and 116,696.34 is: 161,054.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,318.33 : 286,122.51 = 116,696.34 : x
  2. Step 2: Convert to fraction form
    207,318.33/286,122.51 = 116,696.34/x
  3. Step 3: Cross multiply
    207,318.33x = 286,122.51 × 116,696.34
  4. Step 4: Simplify right side
    207,318.33x = 33,389,449,708.61
  5. Step 5: Solve for x
    x = 33,389,449,708.61/207,318.33
  6. Step 6: Final answer
    x = 161,054.02

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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.