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Finding the Third Proportional to 1,332,688.50 and 1,899,348.75

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Solution

The third proportional to 1,332,688.50 and 1,899,348.75 is: 2,706,953.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,688.50 : 1,899,348.75 = 1,899,348.75 : x
  2. Step 2: Convert to fraction form
    1,332,688.50/1,899,348.75 = 1,899,348.75/x
  3. Step 3: Cross multiply
    1,332,688.50x = 1,899,348.75 × 1,899,348.75
  4. Step 4: Simplify right side
    1,332,688.50x = 3,607,525,674,126.56
  5. Step 5: Solve for x
    x = 3,607,525,674,126.56/1,332,688.50
  6. Step 6: Final answer
    x = 2,706,953.41

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.