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Finding the Fourth Proportional to 6,223.80, 9,335.70 and 3,303.48

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Solution

The fourth proportional to 6,223.80, 9,335.70 and 3,303.48 is: 4,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.80 : 9,335.70 = 3,303.48 : x
  2. Step 2: Convert to fraction form
    6,223.80/9,335.70 = 3,303.48/x
  3. Step 3: Cross multiply
    6,223.80x = 9,335.70 × 3,303.48
  4. Step 4: Simplify right side
    6,223.80x = 30,840,298.24
  5. Step 5: Solve for x
    x = 30,840,298.24/6,223.80
  6. Step 6: Final answer
    x = 4,955.22

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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.