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Finding the Third Proportional to 2,988,224.40 and 6,335,558.28

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Solution

The third proportional to 2,988,224.40 and 6,335,558.28 is: 13,432,491.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,224.40 : 6,335,558.28 = 6,335,558.28 : x
  2. Step 2: Convert to fraction form
    2,988,224.40/6,335,558.28 = 6,335,558.28/x
  3. Step 3: Cross multiply
    2,988,224.40x = 6,335,558.28 × 6,335,558.28
  4. Step 4: Simplify right side
    2,988,224.40x = 40,139,298,712,977.75
  5. Step 5: Solve for x
    x = 40,139,298,712,977.75/2,988,224.40
  6. Step 6: Final answer
    x = 13,432,491.46

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.