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Finding the Third Proportional to 4,422,510.75 and 6,664,931.25

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Solution

The third proportional to 4,422,510.75 and 6,664,931.25 is: 10,044,364.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422,510.75 : 6,664,931.25 = 6,664,931.25 : x
  2. Step 2: Convert to fraction form
    4,422,510.75/6,664,931.25 = 6,664,931.25/x
  3. Step 3: Cross multiply
    4,422,510.75x = 6,664,931.25 × 6,664,931.25
  4. Step 4: Simplify right side
    4,422,510.75x = 44,421,308,567,226.56
  5. Step 5: Solve for x
    x = 44,421,308,567,226.56/4,422,510.75
  6. Step 6: Final answer
    x = 10,044,364.18

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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.