Home / 533,747.66-736,451.25-318,845.84

Finding the Fourth Proportional to 533,747.66, 736,451.25 and 318,845.84

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Solution

The fourth proportional to 533,747.66, 736,451.25 and 318,845.84 is: 439,935.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,747.66 : 736,451.25 = 318,845.84 : x
  2. Step 2: Convert to fraction form
    533,747.66/736,451.25 = 318,845.84/x
  3. Step 3: Cross multiply
    533,747.66x = 736,451.25 × 318,845.84
  4. Step 4: Simplify right side
    533,747.66x = 234,814,417,425.30
  5. Step 5: Solve for x
    x = 234,814,417,425.30/533,747.66
  6. Step 6: Final answer
    x = 439,935.26

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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.