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Finding the Third Proportional to 622,599 and 913,240.50

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Solution

The third proportional to 622,599 and 913,240.50 is: 1,339,559.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,599 : 913,240.50 = 913,240.50 : x
  2. Step 2: Convert to fraction form
    622,599/913,240.50 = 913,240.50/x
  3. Step 3: Cross multiply
    622,599x = 913,240.50 × 913,240.50
  4. Step 4: Simplify right side
    622,599x = 834,008,210,840.25
  5. Step 5: Solve for x
    x = 834,008,210,840.25/622,599
  6. Step 6: Final answer
    x = 1,339,559.19

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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.