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Finding the Fourth Proportional to 6,762.76, 10,144.14 and 4,437.48

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Solution

The fourth proportional to 6,762.76, 10,144.14 and 4,437.48 is: 6,656.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762.76 : 10,144.14 = 4,437.48 : x
  2. Step 2: Convert to fraction form
    6,762.76/10,144.14 = 4,437.48/x
  3. Step 3: Cross multiply
    6,762.76x = 10,144.14 × 4,437.48
  4. Step 4: Simplify right side
    6,762.76x = 45,014,354.18
  5. Step 5: Solve for x
    x = 45,014,354.18/6,762.76
  6. Step 6: Final answer
    x = 6,656.21

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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.