Home / 756,151.88-1,043,536.02-416,620.04

Finding the Fourth Proportional to 756,151.88, 1,043,536.02 and 416,620.04

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Solution

The fourth proportional to 756,151.88, 1,043,536.02 and 416,620.04 is: 574,961.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,151.88 : 1,043,536.02 = 416,620.04 : x
  2. Step 2: Convert to fraction form
    756,151.88/1,043,536.02 = 416,620.04/x
  3. Step 3: Cross multiply
    756,151.88x = 1,043,536.02 × 416,620.04
  4. Step 4: Simplify right side
    756,151.88x = 434,758,018,393.84
  5. Step 5: Solve for x
    x = 434,758,018,393.84/756,151.88
  6. Step 6: Final answer
    x = 574,961.23

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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.