Home / 789,630.60-1,184,528.88-257,193.12

Finding the Fourth Proportional to 789,630.60, 1,184,528.88 and 257,193.12

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Solution

The fourth proportional to 789,630.60, 1,184,528.88 and 257,193.12 is: 385,816.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,630.60 : 1,184,528.88 = 257,193.12 : x
  2. Step 2: Convert to fraction form
    789,630.60/1,184,528.88 = 257,193.12/x
  3. Step 3: Cross multiply
    789,630.60x = 1,184,528.88 × 257,193.12
  4. Step 4: Simplify right side
    789,630.60x = 304,652,678,377.31
  5. Step 5: Solve for x
    x = 304,652,678,377.31/789,630.60
  6. Step 6: Final answer
    x = 385,816.71

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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.