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Finding the Fourth Proportional to 5,917.24, 8,806 and 5,720.36

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Solution

The fourth proportional to 5,917.24, 8,806 and 5,720.36 is: 8,513.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.24 : 8,806 = 5,720.36 : x
  2. Step 2: Convert to fraction form
    5,917.24/8,806 = 5,720.36/x
  3. Step 3: Cross multiply
    5,917.24x = 8,806 × 5,720.36
  4. Step 4: Simplify right side
    5,917.24x = 50,373,490.16
  5. Step 5: Solve for x
    x = 50,373,490.16/5,917.24
  6. Step 6: Final answer
    x = 8,513.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.