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Finding the Fourth Proportional to 5,907.09, 8,866.11 and 2,987.46

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Solution

The fourth proportional to 5,907.09, 8,866.11 and 2,987.46 is: 4,483.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.09 : 8,866.11 = 2,987.46 : x
  2. Step 2: Convert to fraction form
    5,907.09/8,866.11 = 2,987.46/x
  3. Step 3: Cross multiply
    5,907.09x = 8,866.11 × 2,987.46
  4. Step 4: Simplify right side
    5,907.09x = 26,487,148.98
  5. Step 5: Solve for x
    x = 26,487,148.98/5,907.09
  6. Step 6: Final answer
    x = 4,483.96

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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.