Home / 863,197.44-1,191,275.52-500,745.12

Finding the Fourth Proportional to 863,197.44, 1,191,275.52 and 500,745.12

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Solution

The fourth proportional to 863,197.44, 1,191,275.52 and 500,745.12 is: 691,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,197.44 : 1,191,275.52 = 500,745.12 : x
  2. Step 2: Convert to fraction form
    863,197.44/1,191,275.52 = 500,745.12/x
  3. Step 3: Cross multiply
    863,197.44x = 1,191,275.52 × 500,745.12
  4. Step 4: Simplify right side
    863,197.44x = 596,525,403,215.46
  5. Step 5: Solve for x
    x = 596,525,403,215.46/863,197.44
  6. Step 6: Final answer
    x = 691,064.84

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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.