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Finding the Third Proportional to 19,938,528 and 43,376,400

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Solution

The third proportional to 19,938,528 and 43,376,400 is: 94,365,646.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,938,528 : 43,376,400 = 43,376,400 : x
  2. Step 2: Convert to fraction form
    19,938,528/43,376,400 = 43,376,400/x
  3. Step 3: Cross multiply
    19,938,528x = 43,376,400 × 43,376,400
  4. Step 4: Simplify right side
    19,938,528x = 1,881,512,076,960,000
  5. Step 5: Solve for x
    x = 1,881,512,076,960,000/19,938,528
  6. Step 6: Final answer
    x = 94,365,646.10

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.