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Finding the Fourth Proportional to 351,352.50, 527,043.33 and 102,034.50

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Solution

The fourth proportional to 351,352.50, 527,043.33 and 102,034.50 is: 153,055.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,352.50 : 527,043.33 = 102,034.50 : x
  2. Step 2: Convert to fraction form
    351,352.50/527,043.33 = 102,034.50/x
  3. Step 3: Cross multiply
    351,352.50x = 527,043.33 × 102,034.50
  4. Step 4: Simplify right side
    351,352.50x = 53,776,602,654.89
  5. Step 5: Solve for x
    x = 53,776,602,654.89/351,352.50
  6. Step 6: Final answer
    x = 153,055.98

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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.