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Finding the Fourth Proportional to 464,321.92, 696,482.88 and 131,854.72

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Solution

The fourth proportional to 464,321.92, 696,482.88 and 131,854.72 is: 197,782.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,321.92 : 696,482.88 = 131,854.72 : x
  2. Step 2: Convert to fraction form
    464,321.92/696,482.88 = 131,854.72/x
  3. Step 3: Cross multiply
    464,321.92x = 696,482.88 × 131,854.72
  4. Step 4: Simplify right side
    464,321.92x = 91,834,555,127.19
  5. Step 5: Solve for x
    x = 91,834,555,127.19/464,321.92
  6. Step 6: Final answer
    x = 197,782.08

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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.