Home / 926,027.88-1,389,741.64-393,923.50

Finding the Fourth Proportional to 926,027.88, 1,389,741.64 and 393,923.50

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Solution

The fourth proportional to 926,027.88, 1,389,741.64 and 393,923.50 is: 591,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,027.88 : 1,389,741.64 = 393,923.50 : x
  2. Step 2: Convert to fraction form
    926,027.88/1,389,741.64 = 393,923.50/x
  3. Step 3: Cross multiply
    926,027.88x = 1,389,741.64 × 393,923.50
  4. Step 4: Simplify right side
    926,027.88x = 547,451,890,924.54
  5. Step 5: Solve for x
    x = 547,451,890,924.54/926,027.88
  6. Step 6: Final answer
    x = 591,182.95

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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.