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Finding the Fourth Proportional to 9,630.70, 14,446.05 and 9,054.70

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Solution

The fourth proportional to 9,630.70, 14,446.05 and 9,054.70 is: 13,582.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,630.70 : 14,446.05 = 9,054.70 : x
  2. Step 2: Convert to fraction form
    9,630.70/14,446.05 = 9,054.70/x
  3. Step 3: Cross multiply
    9,630.70x = 14,446.05 × 9,054.70
  4. Step 4: Simplify right side
    9,630.70x = 130,804,648.94
  5. Step 5: Solve for x
    x = 130,804,648.94/9,630.70
  6. Step 6: Final answer
    x = 13,582.05

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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.