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Finding the Fourth Proportional to 335,192.10, 502,800.30 and 98,558.70

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Solution

The fourth proportional to 335,192.10, 502,800.30 and 98,558.70 is: 147,841.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,192.10 : 502,800.30 = 98,558.70 : x
  2. Step 2: Convert to fraction form
    335,192.10/502,800.30 = 98,558.70/x
  3. Step 3: Cross multiply
    335,192.10x = 502,800.30 × 98,558.70
  4. Step 4: Simplify right side
    335,192.10x = 49,555,343,927.61
  5. Step 5: Solve for x
    x = 49,555,343,927.61/335,192.10
  6. Step 6: Final answer
    x = 147,841.62

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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.