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Finding the Fourth Proportional to 7,543.59, 11,322.59 and 4,627.59

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Solution

The fourth proportional to 7,543.59, 11,322.59 and 4,627.59 is: 6,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543.59 : 11,322.59 = 4,627.59 : x
  2. Step 2: Convert to fraction form
    7,543.59/11,322.59 = 4,627.59/x
  3. Step 3: Cross multiply
    7,543.59x = 11,322.59 × 4,627.59
  4. Step 4: Simplify right side
    7,543.59x = 52,396,281.12
  5. Step 5: Solve for x
    x = 52,396,281.12/7,543.59
  6. Step 6: Final answer
    x = 6,945.80

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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.