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Finding the Fourth Proportional to 366,755.32, 550,137.84 and 117,437.32

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Solution

The fourth proportional to 366,755.32, 550,137.84 and 117,437.32 is: 176,157.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,755.32 : 550,137.84 = 117,437.32 : x
  2. Step 2: Convert to fraction form
    366,755.32/550,137.84 = 117,437.32/x
  3. Step 3: Cross multiply
    366,755.32x = 550,137.84 × 117,437.32
  4. Step 4: Simplify right side
    366,755.32x = 64,606,713,560.19
  5. Step 5: Solve for x
    x = 64,606,713,560.19/366,755.32
  6. Step 6: Final answer
    x = 176,157.54

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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.