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Finding the Third Proportional to 266,058.75 and 578,044.50

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Solution

The third proportional to 266,058.75 and 578,044.50 is: 1,255,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,058.75 : 578,044.50 = 578,044.50 : x
  2. Step 2: Convert to fraction form
    266,058.75/578,044.50 = 578,044.50/x
  3. Step 3: Cross multiply
    266,058.75x = 578,044.50 × 578,044.50
  4. Step 4: Simplify right side
    266,058.75x = 334,135,443,980.25
  5. Step 5: Solve for x
    x = 334,135,443,980.25/266,058.75
  6. Step 6: Final answer
    x = 1,255,870.91

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.