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Finding the Third Proportional to 245,703.38 and 360,387.56

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Solution

The third proportional to 245,703.38 and 360,387.56 is: 528,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,703.38 : 360,387.56 = 360,387.56 : x
  2. Step 2: Convert to fraction form
    245,703.38/360,387.56 = 360,387.56/x
  3. Step 3: Cross multiply
    245,703.38x = 360,387.56 × 360,387.56
  4. Step 4: Simplify right side
    245,703.38x = 129,879,195,204.69
  5. Step 5: Solve for x
    x = 129,879,195,204.69/245,703.38
  6. Step 6: Final answer
    x = 528,601.59

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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.