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Finding the Fourth Proportional to 7,047.41, 10,570.27 and 1,853.69

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Solution

The fourth proportional to 7,047.41, 10,570.27 and 1,853.69 is: 2,780.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.41 : 10,570.27 = 1,853.69 : x
  2. Step 2: Convert to fraction form
    7,047.41/10,570.27 = 1,853.69/x
  3. Step 3: Cross multiply
    7,047.41x = 10,570.27 × 1,853.69
  4. Step 4: Simplify right side
    7,047.41x = 19,593,946.31
  5. Step 5: Solve for x
    x = 19,593,946.31/7,047.41
  6. Step 6: Final answer
    x = 2,780.31

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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.