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Finding the Third Proportional to 1,979,526 and 4,312,332

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Solution

The third proportional to 1,979,526 and 4,312,332 is: 9,394,272.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,526 : 4,312,332 = 4,312,332 : x
  2. Step 2: Convert to fraction form
    1,979,526/4,312,332 = 4,312,332/x
  3. Step 3: Cross multiply
    1,979,526x = 4,312,332 × 4,312,332
  4. Step 4: Simplify right side
    1,979,526x = 18,596,207,278,224
  5. Step 5: Solve for x
    x = 18,596,207,278,224/1,979,526
  6. Step 6: Final answer
    x = 9,394,272.81

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.