Home / 834,601.23-1,151,811.54-467,115.12

Finding the Fourth Proportional to 834,601.23, 1,151,811.54 and 467,115.12

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Solution

The fourth proportional to 834,601.23, 1,151,811.54 and 467,115.12 is: 644,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,601.23 : 1,151,811.54 = 467,115.12 : x
  2. Step 2: Convert to fraction form
    834,601.23/1,151,811.54 = 467,115.12/x
  3. Step 3: Cross multiply
    834,601.23x = 1,151,811.54 × 467,115.12
  4. Step 4: Simplify right side
    834,601.23x = 538,028,585,724.49
  5. Step 5: Solve for x
    x = 538,028,585,724.49/834,601.23
  6. Step 6: Final answer
    x = 644,653.48

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.