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Finding the Fourth Proportional to 653,852.44, 980,760.49 and 174,084.36

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Solution

The fourth proportional to 653,852.44, 980,760.49 and 174,084.36 is: 261,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,852.44 : 980,760.49 = 174,084.36 : x
  2. Step 2: Convert to fraction form
    653,852.44/980,760.49 = 174,084.36/x
  3. Step 3: Cross multiply
    653,852.44x = 980,760.49 × 174,084.36
  4. Step 4: Simplify right side
    653,852.44x = 170,735,062,214.94
  5. Step 5: Solve for x
    x = 170,735,062,214.94/653,852.44
  6. Step 6: Final answer
    x = 261,121.70

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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.