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Finding the Third Proportional to 855,330 and 1,195,801.50

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Solution

The third proportional to 855,330 and 1,195,801.50 is: 1,671,800.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,330 : 1,195,801.50 = 1,195,801.50 : x
  2. Step 2: Convert to fraction form
    855,330/1,195,801.50 = 1,195,801.50/x
  3. Step 3: Cross multiply
    855,330x = 1,195,801.50 × 1,195,801.50
  4. Step 4: Simplify right side
    855,330x = 1,429,941,227,402.25
  5. Step 5: Solve for x
    x = 1,429,941,227,402.25/855,330
  6. Step 6: Final answer
    x = 1,671,800.62

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.