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Finding the Third Proportional to 174,901.50 and 278,959.50

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Solution

The third proportional to 174,901.50 and 278,959.50 is: 444,927.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,901.50 : 278,959.50 = 278,959.50 : x
  2. Step 2: Convert to fraction form
    174,901.50/278,959.50 = 278,959.50/x
  3. Step 3: Cross multiply
    174,901.50x = 278,959.50 × 278,959.50
  4. Step 4: Simplify right side
    174,901.50x = 77,818,402,640.25
  5. Step 5: Solve for x
    x = 77,818,402,640.25/174,901.50
  6. Step 6: Final answer
    x = 444,927.02

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.