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Finding the Third Proportional to 235,092 and 358,143

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Solution

The third proportional to 235,092 and 358,143 is: 545,600.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,092 : 358,143 = 358,143 : x
  2. Step 2: Convert to fraction form
    235,092/358,143 = 358,143/x
  3. Step 3: Cross multiply
    235,092x = 358,143 × 358,143
  4. Step 4: Simplify right side
    235,092x = 128,266,408,449
  5. Step 5: Solve for x
    x = 128,266,408,449/235,092
  6. Step 6: Final answer
    x = 545,600.91

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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.