Home / 756,247.76-1,043,643.86-416,737.88

Finding the Fourth Proportional to 756,247.76, 1,043,643.86 and 416,737.88

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Solution

The fourth proportional to 756,247.76, 1,043,643.86 and 416,737.88 is: 575,110.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,247.76 : 1,043,643.86 = 416,737.88 : x
  2. Step 2: Convert to fraction form
    756,247.76/1,043,643.86 = 416,737.88/x
  3. Step 3: Cross multiply
    756,247.76x = 1,043,643.86 × 416,737.88
  4. Step 4: Simplify right side
    756,247.76x = 434,925,929,691.42
  5. Step 5: Solve for x
    x = 434,925,929,691.42/756,247.76
  6. Step 6: Final answer
    x = 575,110.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.