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Finding the Fourth Proportional to 175,316.70, 263,104.65 and 116,132.70

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Solution

The fourth proportional to 175,316.70, 263,104.65 and 116,132.70 is: 174,284.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,316.70 : 263,104.65 = 116,132.70 : x
  2. Step 2: Convert to fraction form
    175,316.70/263,104.65 = 116,132.70/x
  3. Step 3: Cross multiply
    175,316.70x = 263,104.65 × 116,132.70
  4. Step 4: Simplify right side
    175,316.70x = 30,555,053,387.06
  5. Step 5: Solve for x
    x = 30,555,053,387.06/175,316.70
  6. Step 6: Final answer
    x = 174,284.90

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1.5x scale

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.