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Finding the Third Proportional to 12,762,009.56 and 28,003,672.13

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Solution

The third proportional to 12,762,009.56 and 28,003,672.13 is: 61,448,445.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,762,009.56 : 28,003,672.13 = 28,003,672.13 : x
  2. Step 2: Convert to fraction form
    12,762,009.56/28,003,672.13 = 28,003,672.13/x
  3. Step 3: Cross multiply
    12,762,009.56x = 28,003,672.13 × 28,003,672.13
  4. Step 4: Simplify right side
    12,762,009.56x = 784,205,652,484,502
  5. Step 5: Solve for x
    x = 784,205,652,484,502/12,762,009.56
  6. Step 6: Final answer
    x = 61,448,445.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.