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Finding the Fourth Proportional to 9,470.70, 14,211.45 and 6,551.10

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Solution

The fourth proportional to 9,470.70, 14,211.45 and 6,551.10 is: 9,830.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,470.70 : 14,211.45 = 6,551.10 : x
  2. Step 2: Convert to fraction form
    9,470.70/14,211.45 = 6,551.10/x
  3. Step 3: Cross multiply
    9,470.70x = 14,211.45 × 6,551.10
  4. Step 4: Simplify right side
    9,470.70x = 93,100,630.10
  5. Step 5: Solve for x
    x = 93,100,630.10/9,470.70
  6. Step 6: Final answer
    x = 9,830.39

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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.