Home / 330,464.16-456,043.32-179,561.16

Finding the Fourth Proportional to 330,464.16, 456,043.32 and 179,561.16

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Solution

The fourth proportional to 330,464.16, 456,043.32 and 179,561.16 is: 247,795.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,464.16 : 456,043.32 = 179,561.16 : x
  2. Step 2: Convert to fraction form
    330,464.16/456,043.32 = 179,561.16/x
  3. Step 3: Cross multiply
    330,464.16x = 456,043.32 × 179,561.16
  4. Step 4: Simplify right side
    330,464.16x = 81,887,667,549.45
  5. Step 5: Solve for x
    x = 81,887,667,549.45/330,464.16
  6. Step 6: Final answer
    x = 247,795.91

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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.