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Finding the Third Proportional to 903,430.50 and 1,321,155

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Solution

The third proportional to 903,430.50 and 1,321,155 is: 1,932,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,430.50 : 1,321,155 = 1,321,155 : x
  2. Step 2: Convert to fraction form
    903,430.50/1,321,155 = 1,321,155/x
  3. Step 3: Cross multiply
    903,430.50x = 1,321,155 × 1,321,155
  4. Step 4: Simplify right side
    903,430.50x = 1,745,450,534,025
  5. Step 5: Solve for x
    x = 1,745,450,534,025/903,430.50
  6. Step 6: Final answer
    x = 1,932,025.25

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.