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Finding the Third Proportional to 12,543,070 and 27,772,423

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Solution

The third proportional to 12,543,070 and 27,772,423 is: 61,492,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,543,070 : 27,772,423 = 27,772,423 : x
  2. Step 2: Convert to fraction form
    12,543,070/27,772,423 = 27,772,423/x
  3. Step 3: Cross multiply
    12,543,070x = 27,772,423 × 27,772,423
  4. Step 4: Simplify right side
    12,543,070x = 771,307,479,290,929
  5. Step 5: Solve for x
    x = 771,307,479,290,929/12,543,070
  6. Step 6: Final answer
    x = 61,492,719.03

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.