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Finding the Fourth Proportional to 336,127.50, 504,013.05 and 99,437.58

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Solution

The fourth proportional to 336,127.50, 504,013.05 and 99,437.58 is: 149,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,127.50 : 504,013.05 = 99,437.58 : x
  2. Step 2: Convert to fraction form
    336,127.50/504,013.05 = 99,437.58/x
  3. Step 3: Cross multiply
    336,127.50x = 504,013.05 × 99,437.58
  4. Step 4: Simplify right side
    336,127.50x = 50,117,837,980.42
  5. Step 5: Solve for x
    x = 50,117,837,980.42/336,127.50
  6. Step 6: Final answer
    x = 149,103.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.