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Finding the Third Proportional to 855,970.50 and 1,807,440

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Solution

The third proportional to 855,970.50 and 1,807,440 is: 3,816,532.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,970.50 : 1,807,440 = 1,807,440 : x
  2. Step 2: Convert to fraction form
    855,970.50/1,807,440 = 1,807,440/x
  3. Step 3: Cross multiply
    855,970.50x = 1,807,440 × 1,807,440
  4. Step 4: Simplify right side
    855,970.50x = 3,266,839,353,600
  5. Step 5: Solve for x
    x = 3,266,839,353,600/855,970.50
  6. Step 6: Final answer
    x = 3,816,532.64

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.