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Finding the Third Proportional to 334,927.50 and 438,034.50

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Solution

The third proportional to 334,927.50 and 438,034.50 is: 572,882.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,927.50 : 438,034.50 = 438,034.50 : x
  2. Step 2: Convert to fraction form
    334,927.50/438,034.50 = 438,034.50/x
  3. Step 3: Cross multiply
    334,927.50x = 438,034.50 × 438,034.50
  4. Step 4: Simplify right side
    334,927.50x = 191,874,223,190.25
  5. Step 5: Solve for x
    x = 191,874,223,190.25/334,927.50
  6. Step 6: Final answer
    x = 572,882.86

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.