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Finding the Fourth Proportional to 4,347.66, 6,004.70 and 4,003.21

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Solution

The fourth proportional to 4,347.66, 6,004.70 and 4,003.21 is: 5,528.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347.66 : 6,004.70 = 4,003.21 : x
  2. Step 2: Convert to fraction form
    4,347.66/6,004.70 = 4,003.21/x
  3. Step 3: Cross multiply
    4,347.66x = 6,004.70 × 4,003.21
  4. Step 4: Simplify right side
    4,347.66x = 24,038,075.09
  5. Step 5: Solve for x
    x = 24,038,075.09/4,347.66
  6. Step 6: Final answer
    x = 5,528.97

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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.