Home / 864,284.11-1,296,426.16-233,197.92

Finding the Fourth Proportional to 864,284.11, 1,296,426.16 and 233,197.92

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Solution

The fourth proportional to 864,284.11, 1,296,426.16 and 233,197.92 is: 349,796.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,284.11 : 1,296,426.16 = 233,197.92 : x
  2. Step 2: Convert to fraction form
    864,284.11/1,296,426.16 = 233,197.92/x
  3. Step 3: Cross multiply
    864,284.11x = 1,296,426.16 × 233,197.92
  4. Step 4: Simplify right side
    864,284.11x = 302,323,883,945.59
  5. Step 5: Solve for x
    x = 302,323,883,945.59/864,284.11
  6. Step 6: Final answer
    x = 349,796.88

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.