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Finding the Fourth Proportional to 5,363.01, 7,400.70 and 2,973.18

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Solution

The fourth proportional to 5,363.01, 7,400.70 and 2,973.18 is: 4,102.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.01 : 7,400.70 = 2,973.18 : x
  2. Step 2: Convert to fraction form
    5,363.01/7,400.70 = 2,973.18/x
  3. Step 3: Cross multiply
    5,363.01x = 7,400.70 × 2,973.18
  4. Step 4: Simplify right side
    5,363.01x = 22,003,613.23
  5. Step 5: Solve for x
    x = 22,003,613.23/5,363.01
  6. Step 6: Final answer
    x = 4,102.85

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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.