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Finding the Fourth Proportional to 259,706.88, 358,187.76 and 179,115.84

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Solution

The fourth proportional to 259,706.88, 358,187.76 and 179,115.84 is: 247,036.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,706.88 : 358,187.76 = 179,115.84 : x
  2. Step 2: Convert to fraction form
    259,706.88/358,187.76 = 179,115.84/x
  3. Step 3: Cross multiply
    259,706.88x = 358,187.76 × 179,115.84
  4. Step 4: Simplify right side
    259,706.88x = 64,157,101,510.12
  5. Step 5: Solve for x
    x = 64,157,101,510.12/259,706.88
  6. Step 6: Final answer
    x = 247,036.59

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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.