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Finding the Third Proportional to 434,428.31 and 934,233.75

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Solution

The third proportional to 434,428.31 and 934,233.75 is: 2,009,060.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,428.31 : 934,233.75 = 934,233.75 : x
  2. Step 2: Convert to fraction form
    434,428.31/934,233.75 = 934,233.75/x
  3. Step 3: Cross multiply
    434,428.31x = 934,233.75 × 934,233.75
  4. Step 4: Simplify right side
    434,428.31x = 872,792,699,639.06
  5. Step 5: Solve for x
    x = 872,792,699,639.06/434,428.31
  6. Step 6: Final answer
    x = 2,009,060.35

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.