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Finding the Third Proportional to 3,141,896 and 4,915,020

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Solution

The third proportional to 3,141,896 and 4,915,020 is: 7,688,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,896 : 4,915,020 = 4,915,020 : x
  2. Step 2: Convert to fraction form
    3,141,896/4,915,020 = 4,915,020/x
  3. Step 3: Cross multiply
    3,141,896x = 4,915,020 × 4,915,020
  4. Step 4: Simplify right side
    3,141,896x = 24,157,421,600,400
  5. Step 5: Solve for x
    x = 24,157,421,600,400/3,141,896
  6. Step 6: Final answer
    x = 7,688,803.70

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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.