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Finding the Third Proportional to 19,908,076 and 40,655,960

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Solution

The third proportional to 19,908,076 and 40,655,960 is: 83,026,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908,076 : 40,655,960 = 40,655,960 : x
  2. Step 2: Convert to fraction form
    19,908,076/40,655,960 = 40,655,960/x
  3. Step 3: Cross multiply
    19,908,076x = 40,655,960 × 40,655,960
  4. Step 4: Simplify right side
    19,908,076x = 1,652,907,083,521,600
  5. Step 5: Solve for x
    x = 1,652,907,083,521,600/19,908,076
  6. Step 6: Final answer
    x = 83,026,962.70

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.