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Finding the Third Proportional to 21,044,506.50 and 45,221,888.25

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Solution

The third proportional to 21,044,506.50 and 45,221,888.25 is: 97,175,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044,506.50 : 45,221,888.25 = 45,221,888.25 : x
  2. Step 2: Convert to fraction form
    21,044,506.50/45,221,888.25 = 45,221,888.25/x
  3. Step 3: Cross multiply
    21,044,506.50x = 45,221,888.25 × 45,221,888.25
  4. Step 4: Simplify right side
    21,044,506.50x = 2,045,019,176,895,488
  5. Step 5: Solve for x
    x = 2,045,019,176,895,488/21,044,506.50
  6. Step 6: Final answer
    x = 97,175,915.10

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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.