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Finding the Fourth Proportional to 6,345, 9,521.10 and 2,882.34

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Solution

The fourth proportional to 6,345, 9,521.10 and 2,882.34 is: 4,325.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345 : 9,521.10 = 2,882.34 : x
  2. Step 2: Convert to fraction form
    6,345/9,521.10 = 2,882.34/x
  3. Step 3: Cross multiply
    6,345x = 9,521.10 × 2,882.34
  4. Step 4: Simplify right side
    6,345x = 27,443,047.37
  5. Step 5: Solve for x
    x = 27,443,047.37/6,345
  6. Step 6: Final answer
    x = 4,325.15

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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.