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Finding the Fourth Proportional to 3,802.47, 5,703.70 and 1,953.24

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Solution

The fourth proportional to 3,802.47, 5,703.70 and 1,953.24 is: 2,929.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.47 : 5,703.70 = 1,953.24 : x
  2. Step 2: Convert to fraction form
    3,802.47/5,703.70 = 1,953.24/x
  3. Step 3: Cross multiply
    3,802.47x = 5,703.70 × 1,953.24
  4. Step 4: Simplify right side
    3,802.47x = 11,140,694.99
  5. Step 5: Solve for x
    x = 11,140,694.99/3,802.47
  6. Step 6: Final answer
    x = 2,929.86

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Similar ratio
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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.