Home / 738,515.94-1,107,960.75-206,036.59

Finding the Fourth Proportional to 738,515.94, 1,107,960.75 and 206,036.59

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Solution

The fourth proportional to 738,515.94, 1,107,960.75 and 206,036.59 is: 309,107.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,515.94 : 1,107,960.75 = 206,036.59 : x
  2. Step 2: Convert to fraction form
    738,515.94/1,107,960.75 = 206,036.59/x
  3. Step 3: Cross multiply
    738,515.94x = 1,107,960.75 × 206,036.59
  4. Step 4: Simplify right side
    738,515.94x = 228,280,448,213.86
  5. Step 5: Solve for x
    x = 228,280,448,213.86/738,515.94
  6. Step 6: Final answer
    x = 309,107.00

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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.