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Finding the Fourth Proportional to 6,368.99, 9,544.58 and 5,427.02

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Solution

The fourth proportional to 6,368.99, 9,544.58 and 5,427.02 is: 8,132.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368.99 : 9,544.58 = 5,427.02 : x
  2. Step 2: Convert to fraction form
    6,368.99/9,544.58 = 5,427.02/x
  3. Step 3: Cross multiply
    6,368.99x = 9,544.58 × 5,427.02
  4. Step 4: Simplify right side
    6,368.99x = 51,798,592.40
  5. Step 5: Solve for x
    x = 51,798,592.40/6,368.99
  6. Step 6: Final answer
    x = 8,132.94

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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.