Home / 868,690.24-1,198,790.46-476,222.50

Finding the Fourth Proportional to 868,690.24, 1,198,790.46 and 476,222.50

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Solution

The fourth proportional to 868,690.24, 1,198,790.46 and 476,222.50 is: 657,185.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,690.24 : 1,198,790.46 = 476,222.50 : x
  2. Step 2: Convert to fraction form
    868,690.24/1,198,790.46 = 476,222.50/x
  3. Step 3: Cross multiply
    868,690.24x = 1,198,790.46 × 476,222.50
  4. Step 4: Simplify right side
    868,690.24x = 570,890,992,340.38
  5. Step 5: Solve for x
    x = 570,890,992,340.38/868,690.24
  6. Step 6: Final answer
    x = 657,185.91

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Double scale
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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.