Home / 1,193,380.64-1,790,238.75-383,493.53

Finding the Fourth Proportional to 1,193,380.64, 1,790,238.75 and 383,493.53

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Solution

The fourth proportional to 1,193,380.64, 1,790,238.75 and 383,493.53 is: 575,294.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,380.64 : 1,790,238.75 = 383,493.53 : x
  2. Step 2: Convert to fraction form
    1,193,380.64/1,790,238.75 = 383,493.53/x
  3. Step 3: Cross multiply
    1,193,380.64x = 1,790,238.75 × 383,493.53
  4. Step 4: Simplify right side
    1,193,380.64x = 686,544,980,817.78
  5. Step 5: Solve for x
    x = 686,544,980,817.78/1,193,380.64
  6. Step 6: Final answer
    x = 575,294.22

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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.