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Finding the Fourth Proportional to 5,417.04, 7,475.16 and 3,059.16

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Solution

The fourth proportional to 5,417.04, 7,475.16 and 3,059.16 is: 4,221.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.04 : 7,475.16 = 3,059.16 : x
  2. Step 2: Convert to fraction form
    5,417.04/7,475.16 = 3,059.16/x
  3. Step 3: Cross multiply
    5,417.04x = 7,475.16 × 3,059.16
  4. Step 4: Simplify right side
    5,417.04x = 22,867,710.47
  5. Step 5: Solve for x
    x = 22,867,710.47/5,417.04
  6. Step 6: Final answer
    x = 4,221.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.