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Finding the Third Proportional to 3,217,833 and 4,721,554.13

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Solution

The third proportional to 3,217,833 and 4,721,554.13 is: 6,927,977.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,833 : 4,721,554.13 = 4,721,554.13 : x
  2. Step 2: Convert to fraction form
    3,217,833/4,721,554.13 = 4,721,554.13/x
  3. Step 3: Cross multiply
    3,217,833x = 4,721,554.13 × 4,721,554.13
  4. Step 4: Simplify right side
    3,217,833x = 22,293,073,355,304.52
  5. Step 5: Solve for x
    x = 22,293,073,355,304.52/3,217,833
  6. Step 6: Final answer
    x = 6,927,977.11

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.