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Finding the Fourth Proportional to 335,212.62, 502,818.98 and 98,557.35

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Solution

The fourth proportional to 335,212.62, 502,818.98 and 98,557.35 is: 147,836.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,212.62 : 502,818.98 = 98,557.35 : x
  2. Step 2: Convert to fraction form
    335,212.62/502,818.98 = 98,557.35/x
  3. Step 3: Cross multiply
    335,212.62x = 502,818.98 × 98,557.35
  4. Step 4: Simplify right side
    335,212.62x = 49,556,505,705.72
  5. Step 5: Solve for x
    x = 49,556,505,705.72/335,212.62
  6. Step 6: Final answer
    x = 147,836.04

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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.