Home / 789,586.12-1,184,539.09-256,964.14

Finding the Fourth Proportional to 789,586.12, 1,184,539.09 and 256,964.14

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Solution

The fourth proportional to 789,586.12, 1,184,539.09 and 256,964.14 is: 385,498.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,586.12 : 1,184,539.09 = 256,964.14 : x
  2. Step 2: Convert to fraction form
    789,586.12/1,184,539.09 = 256,964.14/x
  3. Step 3: Cross multiply
    789,586.12x = 1,184,539.09 × 256,964.14
  4. Step 4: Simplify right side
    789,586.12x = 304,384,068,558.23
  5. Step 5: Solve for x
    x = 304,384,068,558.23/789,586.12
  6. Step 6: Final answer
    x = 385,498.25

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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.