Home / 764,054.88-1,146,081.06-203,089.32

Finding the Fourth Proportional to 764,054.88, 1,146,081.06 and 203,089.32

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Solution

The fourth proportional to 764,054.88, 1,146,081.06 and 203,089.32 is: 304,633.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,054.88 : 1,146,081.06 = 203,089.32 : x
  2. Step 2: Convert to fraction form
    764,054.88/1,146,081.06 = 203,089.32/x
  3. Step 3: Cross multiply
    764,054.88x = 1,146,081.06 × 203,089.32
  4. Step 4: Simplify right side
    764,054.88x = 232,756,823,140.28
  5. Step 5: Solve for x
    x = 232,756,823,140.28/764,054.88
  6. Step 6: Final answer
    x = 304,633.65

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Double scale
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Similar ratio
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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.