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Finding the Fourth Proportional to 5,583.30, 7,696.53 and 3,483.78

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Solution

The fourth proportional to 5,583.30, 7,696.53 and 3,483.78 is: 4,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.30 : 7,696.53 = 3,483.78 : x
  2. Step 2: Convert to fraction form
    5,583.30/7,696.53 = 3,483.78/x
  3. Step 3: Cross multiply
    5,583.30x = 7,696.53 × 3,483.78
  4. Step 4: Simplify right side
    5,583.30x = 26,813,017.28
  5. Step 5: Solve for x
    x = 26,813,017.28/5,583.30
  6. Step 6: Final answer
    x = 4,802.36

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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.