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Finding the Third Proportional to 8,615,038.50 and 18,370,460.25

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Solution

The third proportional to 8,615,038.50 and 18,370,460.25 is: 39,172,640.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,038.50 : 18,370,460.25 = 18,370,460.25 : x
  2. Step 2: Convert to fraction form
    8,615,038.50/18,370,460.25 = 18,370,460.25/x
  3. Step 3: Cross multiply
    8,615,038.50x = 18,370,460.25 × 18,370,460.25
  4. Step 4: Simplify right side
    8,615,038.50x = 337,473,809,796,830.06
  5. Step 5: Solve for x
    x = 337,473,809,796,830.06/8,615,038.50
  6. Step 6: Final answer
    x = 39,172,640.93

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.