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Finding the Third Proportional to 822,699 and 1,255,918.50

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Solution

The third proportional to 822,699 and 1,255,918.50 is: 1,917,264.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,699 : 1,255,918.50 = 1,255,918.50 : x
  2. Step 2: Convert to fraction form
    822,699/1,255,918.50 = 1,255,918.50/x
  3. Step 3: Cross multiply
    822,699x = 1,255,918.50 × 1,255,918.50
  4. Step 4: Simplify right side
    822,699x = 1,577,331,278,642.25
  5. Step 5: Solve for x
    x = 1,577,331,278,642.25/822,699
  6. Step 6: Final answer
    x = 1,917,264.13

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.