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Finding the Third Proportional to 235,082 and 358,131

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Solution

The third proportional to 235,082 and 358,131 is: 545,587.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,082 : 358,131 = 358,131 : x
  2. Step 2: Convert to fraction form
    235,082/358,131 = 358,131/x
  3. Step 3: Cross multiply
    235,082x = 358,131 × 358,131
  4. Step 4: Simplify right side
    235,082x = 128,257,813,161
  5. Step 5: Solve for x
    x = 128,257,813,161/235,082
  6. Step 6: Final answer
    x = 545,587.55

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.