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Finding the Third Proportional to 726,736,621 and 1,594,171,015

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Solution

The third proportional to 726,736,621 and 1,594,171,015 is: 3,496,976,967.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,736,621 : 1,594,171,015 = 1,594,171,015 : x
  2. Step 2: Convert to fraction form
    726,736,621/1,594,171,015 = 1,594,171,015/x
  3. Step 3: Cross multiply
    726,736,621x = 1,594,171,015 × 1,594,171,015
  4. Step 4: Simplify right side
    726,736,621x = 2,541,381,225,066,130,432
  5. Step 5: Solve for x
    x = 2,541,381,225,066,130,432/726,736,621
  6. Step 6: Final answer
    x = 3,496,976,967.49

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.