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Finding the Third Proportional to 2,128,360.50 and 4,729,113

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Solution

The third proportional to 2,128,360.50 and 4,729,113 is: 10,507,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,360.50 : 4,729,113 = 4,729,113 : x
  2. Step 2: Convert to fraction form
    2,128,360.50/4,729,113 = 4,729,113/x
  3. Step 3: Cross multiply
    2,128,360.50x = 4,729,113 × 4,729,113
  4. Step 4: Simplify right side
    2,128,360.50x = 22,364,509,766,769
  5. Step 5: Solve for x
    x = 22,364,509,766,769/2,128,360.50
  6. Step 6: Final answer
    x = 10,507,857.93

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.