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Finding the Fourth Proportional to 497,768.70, 746,653.05 and 165,344.70

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Solution

The fourth proportional to 497,768.70, 746,653.05 and 165,344.70 is: 248,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,768.70 : 746,653.05 = 165,344.70 : x
  2. Step 2: Convert to fraction form
    497,768.70/746,653.05 = 165,344.70/x
  3. Step 3: Cross multiply
    497,768.70x = 746,653.05 × 165,344.70
  4. Step 4: Simplify right side
    497,768.70x = 123,455,124,556.34
  5. Step 5: Solve for x
    x = 123,455,124,556.34/497,768.70
  6. Step 6: Final answer
    x = 248,017.05

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Similar ratio
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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.