Home / 764,488.72-1,146,776.82-232,027.12

Finding the Fourth Proportional to 764,488.72, 1,146,776.82 and 232,027.12

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Solution

The fourth proportional to 764,488.72, 1,146,776.82 and 232,027.12 is: 348,053.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,488.72 : 1,146,776.82 = 232,027.12 : x
  2. Step 2: Convert to fraction form
    764,488.72/1,146,776.82 = 232,027.12/x
  3. Step 3: Cross multiply
    764,488.72x = 1,146,776.82 × 232,027.12
  4. Step 4: Simplify right side
    764,488.72x = 266,083,322,827.36
  5. Step 5: Solve for x
    x = 266,083,322,827.36/764,488.72
  6. Step 6: Final answer
    x = 348,053.96

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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.