Home / 787,426.63-1,181,327.66-254,947.82

Finding the Fourth Proportional to 787,426.63, 1,181,327.66 and 254,947.82

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Solution

The fourth proportional to 787,426.63, 1,181,327.66 and 254,947.82 is: 382,482.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,426.63 : 1,181,327.66 = 254,947.82 : x
  2. Step 2: Convert to fraction form
    787,426.63/1,181,327.66 = 254,947.82/x
  3. Step 3: Cross multiply
    787,426.63x = 1,181,327.66 × 254,947.82
  4. Step 4: Simplify right side
    787,426.63x = 301,176,906,353.43
  5. Step 5: Solve for x
    x = 301,176,906,353.43/787,426.63
  6. Step 6: Final answer
    x = 382,482.50

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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.