Home / 839,773.76-1,259,453.01-359,947.14

Finding the Fourth Proportional to 839,773.76, 1,259,453.01 and 359,947.14

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Solution

The fourth proportional to 839,773.76, 1,259,453.01 and 359,947.14 is: 539,831.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,773.76 : 1,259,453.01 = 359,947.14 : x
  2. Step 2: Convert to fraction form
    839,773.76/1,259,453.01 = 359,947.14/x
  3. Step 3: Cross multiply
    839,773.76x = 1,259,453.01 × 359,947.14
  4. Step 4: Simplify right side
    839,773.76x = 453,336,508,913.89
  5. Step 5: Solve for x
    x = 453,336,508,913.89/839,773.76
  6. Step 6: Final answer
    x = 539,831.72

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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.