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Finding the Third Proportional to 970,746 and 2,128,116

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Solution

The third proportional to 970,746 and 2,128,116 is: 4,665,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,746 : 2,128,116 = 2,128,116 : x
  2. Step 2: Convert to fraction form
    970,746/2,128,116 = 2,128,116/x
  3. Step 3: Cross multiply
    970,746x = 2,128,116 × 2,128,116
  4. Step 4: Simplify right side
    970,746x = 4,528,877,709,456
  5. Step 5: Solve for x
    x = 4,528,877,709,456/970,746
  6. Step 6: Final answer
    x = 4,665,358.10

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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.