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Finding the Third Proportional to 74,475 and 175,658.63

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Solution

The third proportional to 74,475 and 175,658.63 is: 414,312.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,475 : 175,658.63 = 175,658.63 : x
  2. Step 2: Convert to fraction form
    74,475/175,658.63 = 175,658.63/x
  3. Step 3: Cross multiply
    74,475x = 175,658.63 × 175,658.63
  4. Step 4: Simplify right side
    74,475x = 30,855,952,536.89
  5. Step 5: Solve for x
    x = 30,855,952,536.89/74,475
  6. Step 6: Final answer
    x = 414,312.89

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.