Home / 578,832.40-868,248.60-263,904.40

Finding the Fourth Proportional to 578,832.40, 868,248.60 and 263,904.40

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Solution

The fourth proportional to 578,832.40, 868,248.60 and 263,904.40 is: 395,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,832.40 : 868,248.60 = 263,904.40 : x
  2. Step 2: Convert to fraction form
    578,832.40/868,248.60 = 263,904.40/x
  3. Step 3: Cross multiply
    578,832.40x = 868,248.60 × 263,904.40
  4. Step 4: Simplify right side
    578,832.40x = 229,134,625,833.84
  5. Step 5: Solve for x
    x = 229,134,625,833.84/578,832.40
  6. Step 6: Final answer
    x = 395,856.60

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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.