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Finding the Third Proportional to 372,367.13 and 558,429.19

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Solution

The third proportional to 372,367.13 and 558,429.19 is: 837,461.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,367.13 : 558,429.19 = 558,429.19 : x
  2. Step 2: Convert to fraction form
    372,367.13/558,429.19 = 558,429.19/x
  3. Step 3: Cross multiply
    372,367.13x = 558,429.19 × 558,429.19
  4. Step 4: Simplify right side
    372,367.13x = 311,843,157,451.91
  5. Step 5: Solve for x
    x = 311,843,157,451.91/372,367.13
  6. Step 6: Final answer
    x = 837,461.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.