Home / 894,764.75-1,234,804.52-512,863.61

Finding the Fourth Proportional to 894,764.75, 1,234,804.52 and 512,863.61

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Solution

The fourth proportional to 894,764.75, 1,234,804.52 and 512,863.61 is: 707,768.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,764.75 : 1,234,804.52 = 512,863.61 : x
  2. Step 2: Convert to fraction form
    894,764.75/1,234,804.52 = 512,863.61/x
  3. Step 3: Cross multiply
    894,764.75x = 1,234,804.52 × 512,863.61
  4. Step 4: Simplify right side
    894,764.75x = 633,286,304,294.21
  5. Step 5: Solve for x
    x = 633,286,304,294.21/894,764.75
  6. Step 6: Final answer
    x = 707,768.50

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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.