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Finding the Fourth Proportional to 353,359.90, 529,761.08 and 175,769.98

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Solution

The fourth proportional to 353,359.90, 529,761.08 and 175,769.98 is: 263,516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,359.90 : 529,761.08 = 175,769.98 : x
  2. Step 2: Convert to fraction form
    353,359.90/529,761.08 = 175,769.98/x
  3. Step 3: Cross multiply
    353,359.90x = 529,761.08 × 175,769.98
  4. Step 4: Simplify right side
    353,359.90x = 93,116,094,436.38
  5. Step 5: Solve for x
    x = 93,116,094,436.38/353,359.90
  6. Step 6: Final answer
    x = 263,516.30

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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.