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Finding the Fourth Proportional to 5,093.04, 7,640.08 and 1,630.40

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Solution

The fourth proportional to 5,093.04, 7,640.08 and 1,630.40 is: 2,445.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.04 : 7,640.08 = 1,630.40 : x
  2. Step 2: Convert to fraction form
    5,093.04/7,640.08 = 1,630.40/x
  3. Step 3: Cross multiply
    5,093.04x = 7,640.08 × 1,630.40
  4. Step 4: Simplify right side
    5,093.04x = 12,456,386.43
  5. Step 5: Solve for x
    x = 12,456,386.43/5,093.04
  6. Step 6: Final answer
    x = 2,445.77

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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.