Home / 864,305.73-1,296,458.59-233,218.53

Finding the Fourth Proportional to 864,305.73, 1,296,458.59 and 233,218.53

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Solution

The fourth proportional to 864,305.73, 1,296,458.59 and 233,218.53 is: 349,827.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,305.73 : 1,296,458.59 = 233,218.53 : x
  2. Step 2: Convert to fraction form
    864,305.73/1,296,458.59 = 233,218.53/x
  3. Step 3: Cross multiply
    864,305.73x = 1,296,458.59 × 233,218.53
  4. Step 4: Simplify right side
    864,305.73x = 302,358,159,500.33
  5. Step 5: Solve for x
    x = 302,358,159,500.33/864,305.73
  6. Step 6: Final answer
    x = 349,827.79

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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.