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Finding the Fourth Proportional to 9,710.40, 14,553.84 and 6,922.08

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Solution

The fourth proportional to 9,710.40, 14,553.84 and 6,922.08 is: 10,374.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710.40 : 14,553.84 = 6,922.08 : x
  2. Step 2: Convert to fraction form
    9,710.40/14,553.84 = 6,922.08/x
  3. Step 3: Cross multiply
    9,710.40x = 14,553.84 × 6,922.08
  4. Step 4: Simplify right side
    9,710.40x = 100,742,844.79
  5. Step 5: Solve for x
    x = 100,742,844.79/9,710.40
  6. Step 6: Final answer
    x = 10,374.74

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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.