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Finding the Third Proportional to 6,554,618.25 and 9,923,005.50

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Solution

The third proportional to 6,554,618.25 and 9,923,005.50 is: 15,022,390.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554,618.25 : 9,923,005.50 = 9,923,005.50 : x
  2. Step 2: Convert to fraction form
    6,554,618.25/9,923,005.50 = 9,923,005.50/x
  3. Step 3: Cross multiply
    6,554,618.25x = 9,923,005.50 × 9,923,005.50
  4. Step 4: Simplify right side
    6,554,618.25x = 98,466,038,153,030.25
  5. Step 5: Solve for x
    x = 98,466,038,153,030.25/6,554,618.25
  6. Step 6: Final answer
    x = 15,022,390.99

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.