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Finding the Third Proportional to 21,042,083 and 45,280,102

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Solution

The third proportional to 21,042,083 and 45,280,102 is: 97,437,484.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,042,083 : 45,280,102 = 45,280,102 : x
  2. Step 2: Convert to fraction form
    21,042,083/45,280,102 = 45,280,102/x
  3. Step 3: Cross multiply
    21,042,083x = 45,280,102 × 45,280,102
  4. Step 4: Simplify right side
    21,042,083x = 2,050,287,637,130,404
  5. Step 5: Solve for x
    x = 2,050,287,637,130,404/21,042,083
  6. Step 6: Final answer
    x = 97,437,484.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.