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Finding the Third Proportional to 201,048.75 and 432,988.50

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Solution

The third proportional to 201,048.75 and 432,988.50 is: 932,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,048.75 : 432,988.50 = 432,988.50 : x
  2. Step 2: Convert to fraction form
    201,048.75/432,988.50 = 432,988.50/x
  3. Step 3: Cross multiply
    201,048.75x = 432,988.50 × 432,988.50
  4. Step 4: Simplify right side
    201,048.75x = 187,479,041,132.25
  5. Step 5: Solve for x
    x = 187,479,041,132.25/201,048.75
  6. Step 6: Final answer
    x = 932,505.38

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.