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Finding the Fourth Proportional to 2,995.60, 4,483.80 and 1,605.52

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Solution

The fourth proportional to 2,995.60, 4,483.80 and 1,605.52 is: 2,403.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.60 : 4,483.80 = 1,605.52 : x
  2. Step 2: Convert to fraction form
    2,995.60/4,483.80 = 1,605.52/x
  3. Step 3: Cross multiply
    2,995.60x = 4,483.80 × 1,605.52
  4. Step 4: Simplify right side
    2,995.60x = 7,198,830.58
  5. Step 5: Solve for x
    x = 7,198,830.58/2,995.60
  6. Step 6: Final answer
    x = 2,403.13

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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.