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Finding the Fourth Proportional to 464,305.92, 696,458.88 and 131,838.72

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Solution

The fourth proportional to 464,305.92, 696,458.88 and 131,838.72 is: 197,758.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,305.92 : 696,458.88 = 131,838.72 : x
  2. Step 2: Convert to fraction form
    464,305.92/696,458.88 = 131,838.72/x
  3. Step 3: Cross multiply
    464,305.92x = 696,458.88 × 131,838.72
  4. Step 4: Simplify right side
    464,305.92x = 91,820,247,271.83
  5. Step 5: Solve for x
    x = 91,820,247,271.83/464,305.92
  6. Step 6: Final answer
    x = 197,758.08

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Similar ratio
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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.