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Finding the Third Proportional to 898,389.50 and 1,321,313

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Solution

The third proportional to 898,389.50 and 1,321,313 is: 1,943,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,389.50 : 1,321,313 = 1,321,313 : x
  2. Step 2: Convert to fraction form
    898,389.50/1,321,313 = 1,321,313/x
  3. Step 3: Cross multiply
    898,389.50x = 1,321,313 × 1,321,313
  4. Step 4: Simplify right side
    898,389.50x = 1,745,868,043,969
  5. Step 5: Solve for x
    x = 1,745,868,043,969/898,389.50
  6. Step 6: Final answer
    x = 1,943,330.86

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.