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Finding the Third Proportional to 358,474.50 and 550,246.50

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Solution

The third proportional to 358,474.50 and 550,246.50 is: 844,610.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,474.50 : 550,246.50 = 550,246.50 : x
  2. Step 2: Convert to fraction form
    358,474.50/550,246.50 = 550,246.50/x
  3. Step 3: Cross multiply
    358,474.50x = 550,246.50 × 550,246.50
  4. Step 4: Simplify right side
    358,474.50x = 302,771,210,762.25
  5. Step 5: Solve for x
    x = 302,771,210,762.25/358,474.50
  6. Step 6: Final answer
    x = 844,610.18

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.