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Finding the Fourth Proportional to 9,365.59, 14,053.57 and 3,818.50

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Solution

The fourth proportional to 9,365.59, 14,053.57 and 3,818.50 is: 5,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.59 : 14,053.57 = 3,818.50 : x
  2. Step 2: Convert to fraction form
    9,365.59/14,053.57 = 3,818.50/x
  3. Step 3: Cross multiply
    9,365.59x = 14,053.57 × 3,818.50
  4. Step 4: Simplify right side
    9,365.59x = 53,663,512.36
  5. Step 5: Solve for x
    x = 53,663,512.36/9,365.59
  6. Step 6: Final answer
    x = 5,729.86

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1.5x scale

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.