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Finding the Fourth Proportional to 9,848.80, 14,773.20 and 6,349.60

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Solution

The fourth proportional to 9,848.80, 14,773.20 and 6,349.60 is: 9,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,848.80 : 14,773.20 = 6,349.60 : x
  2. Step 2: Convert to fraction form
    9,848.80/14,773.20 = 6,349.60/x
  3. Step 3: Cross multiply
    9,848.80x = 14,773.20 × 6,349.60
  4. Step 4: Simplify right side
    9,848.80x = 93,803,910.72
  5. Step 5: Solve for x
    x = 93,803,910.72/9,848.80
  6. Step 6: Final answer
    x = 9,524.40

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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.