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Finding the Third Proportional to 7,124,015.81 and 16,800,465.66

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Solution

The third proportional to 7,124,015.81 and 16,800,465.66 is: 39,620,300.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124,015.81 : 16,800,465.66 = 16,800,465.66 : x
  2. Step 2: Convert to fraction form
    7,124,015.81/16,800,465.66 = 16,800,465.66/x
  3. Step 3: Cross multiply
    7,124,015.81x = 16,800,465.66 × 16,800,465.66
  4. Step 4: Simplify right side
    7,124,015.81x = 282,255,646,266,835.75
  5. Step 5: Solve for x
    x = 282,255,646,266,835.75/7,124,015.81
  6. Step 6: Final answer
    x = 39,620,300.36

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.