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Finding the Fourth Proportional to 9,557.80, 14,336.70 and 7,370.80

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Solution

The fourth proportional to 9,557.80, 14,336.70 and 7,370.80 is: 11,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,557.80 : 14,336.70 = 7,370.80 : x
  2. Step 2: Convert to fraction form
    9,557.80/14,336.70 = 7,370.80/x
  3. Step 3: Cross multiply
    9,557.80x = 14,336.70 × 7,370.80
  4. Step 4: Simplify right side
    9,557.80x = 105,672,948.36
  5. Step 5: Solve for x
    x = 105,672,948.36/9,557.80
  6. Step 6: Final answer
    x = 11,056.20

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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.