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Finding the Fourth Proportional to 251,796.78, 377,259.39 and 176,774.58

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Solution

The fourth proportional to 251,796.78, 377,259.39 and 176,774.58 is: 264,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,796.78 : 377,259.39 = 176,774.58 : x
  2. Step 2: Convert to fraction form
    251,796.78/377,259.39 = 176,774.58/x
  3. Step 3: Cross multiply
    251,796.78x = 377,259.39 × 176,774.58
  4. Step 4: Simplify right side
    251,796.78x = 66,689,870,218.31
  5. Step 5: Solve for x
    x = 66,689,870,218.31/251,796.78
  6. Step 6: Final answer
    x = 264,855.93

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1.5x scale

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.