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Finding the Third Proportional to 758,718 and 1,587,580.50

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Solution

The third proportional to 758,718 and 1,587,580.50 is: 3,321,934.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,718 : 1,587,580.50 = 1,587,580.50 : x
  2. Step 2: Convert to fraction form
    758,718/1,587,580.50 = 1,587,580.50/x
  3. Step 3: Cross multiply
    758,718x = 1,587,580.50 × 1,587,580.50
  4. Step 4: Simplify right side
    758,718x = 2,520,411,843,980.25
  5. Step 5: Solve for x
    x = 2,520,411,843,980.25/758,718
  6. Step 6: Final answer
    x = 3,321,934.95

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.