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Finding the Third Proportional to 272,330 and 598,417

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Solution

The third proportional to 272,330 and 598,417 is: 1,314,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,330 : 598,417 = 598,417 : x
  2. Step 2: Convert to fraction form
    272,330/598,417 = 598,417/x
  3. Step 3: Cross multiply
    272,330x = 598,417 × 598,417
  4. Step 4: Simplify right side
    272,330x = 358,102,905,889
  5. Step 5: Solve for x
    x = 358,102,905,889/272,330
  6. Step 6: Final answer
    x = 1,314,959.45

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.