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Finding the Fourth Proportional to 5,606.47, 7,694.28 and 5,159.35

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Solution

The fourth proportional to 5,606.47, 7,694.28 and 5,159.35 is: 7,080.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,606.47 : 7,694.28 = 5,159.35 : x
  2. Step 2: Convert to fraction form
    5,606.47/7,694.28 = 5,159.35/x
  3. Step 3: Cross multiply
    5,606.47x = 7,694.28 × 5,159.35
  4. Step 4: Simplify right side
    5,606.47x = 39,697,483.52
  5. Step 5: Solve for x
    x = 39,697,483.52/5,606.47
  6. Step 6: Final answer
    x = 7,080.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.