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Finding the Fourth Proportional to 9,068.59, 13,602.87 and 2,829.10

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Solution

The fourth proportional to 9,068.59, 13,602.87 and 2,829.10 is: 4,243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.59 : 13,602.87 = 2,829.10 : x
  2. Step 2: Convert to fraction form
    9,068.59/13,602.87 = 2,829.10/x
  3. Step 3: Cross multiply
    9,068.59x = 13,602.87 × 2,829.10
  4. Step 4: Simplify right side
    9,068.59x = 38,483,879.52
  5. Step 5: Solve for x
    x = 38,483,879.52/9,068.59
  6. Step 6: Final answer
    x = 4,243.65

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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.