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Finding the Fourth Proportional to 263,967.18, 364,327.65 and 156,596.82

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Solution

The fourth proportional to 263,967.18, 364,327.65 and 156,596.82 is: 216,135.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,967.18 : 364,327.65 = 156,596.82 : x
  2. Step 2: Convert to fraction form
    263,967.18/364,327.65 = 156,596.82/x
  3. Step 3: Cross multiply
    263,967.18x = 364,327.65 × 156,596.82
  4. Step 4: Simplify right side
    263,967.18x = 57,052,551,428.07
  5. Step 5: Solve for x
    x = 57,052,551,428.07/263,967.18
  6. Step 6: Final answer
    x = 216,135.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.