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Finding the Fourth Proportional to 10,345.69, 14,277.05 and 5,630.00

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Solution

The fourth proportional to 10,345.69, 14,277.05 and 5,630.00 is: 7,769.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345.69 : 14,277.05 = 5,630.00 : x
  2. Step 2: Convert to fraction form
    10,345.69/14,277.05 = 5,630.00/x
  3. Step 3: Cross multiply
    10,345.69x = 14,277.05 × 5,630.00
  4. Step 4: Simplify right side
    10,345.69x = 80,379,841.27
  5. Step 5: Solve for x
    x = 80,379,841.27/10,345.69
  6. Step 6: Final answer
    x = 7,769.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.