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Finding the Third Proportional to 296,058 and 438,984

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Solution

The third proportional to 296,058 and 438,984 is: 650,909.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,058 : 438,984 = 438,984 : x
  2. Step 2: Convert to fraction form
    296,058/438,984 = 438,984/x
  3. Step 3: Cross multiply
    296,058x = 438,984 × 438,984
  4. Step 4: Simplify right side
    296,058x = 192,706,952,256
  5. Step 5: Solve for x
    x = 192,706,952,256/296,058
  6. Step 6: Final answer
    x = 650,909.46

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.