Home / 721,574.73-1,082,350.76-248,264.19

Finding the Fourth Proportional to 721,574.73, 1,082,350.76 and 248,264.19

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Solution

The fourth proportional to 721,574.73, 1,082,350.76 and 248,264.19 is: 372,392.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,574.73 : 1,082,350.76 = 248,264.19 : x
  2. Step 2: Convert to fraction form
    721,574.73/1,082,350.76 = 248,264.19/x
  3. Step 3: Cross multiply
    721,574.73x = 1,082,350.76 × 248,264.19
  4. Step 4: Simplify right side
    721,574.73x = 268,708,933,485.96
  5. Step 5: Solve for x
    x = 268,708,933,485.96/721,574.73
  6. Step 6: Final answer
    x = 372,392.38

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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.