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Finding the Fourth Proportional to 8,695.59, 13,059.48 and 4,538.46

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Solution

The fourth proportional to 8,695.59, 13,059.48 and 4,538.46 is: 6,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.59 : 13,059.48 = 4,538.46 : x
  2. Step 2: Convert to fraction form
    8,695.59/13,059.48 = 4,538.46/x
  3. Step 3: Cross multiply
    8,695.59x = 13,059.48 × 4,538.46
  4. Step 4: Simplify right side
    8,695.59x = 59,269,927.60
  5. Step 5: Solve for x
    x = 59,269,927.60/8,695.59
  6. Step 6: Final answer
    x = 6,816.09

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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.