Home / 835,630.16-1,253,179.32-274,535.12

Finding the Fourth Proportional to 835,630.16, 1,253,179.32 and 274,535.12

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Solution

The fourth proportional to 835,630.16, 1,253,179.32 and 274,535.12 is: 411,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,630.16 : 1,253,179.32 = 274,535.12 : x
  2. Step 2: Convert to fraction form
    835,630.16/1,253,179.32 = 274,535.12/x
  3. Step 3: Cross multiply
    835,630.16x = 1,253,179.32 × 274,535.12
  4. Step 4: Simplify right side
    835,630.16x = 344,041,734,997.72
  5. Step 5: Solve for x
    x = 344,041,734,997.72/835,630.16
  6. Step 6: Final answer
    x = 411,715.32

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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.