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Finding the Fourth Proportional to 9,472.58, 14,208.89 and 2,898.74

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Solution

The fourth proportional to 9,472.58, 14,208.89 and 2,898.74 is: 4,348.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,472.58 : 14,208.89 = 2,898.74 : x
  2. Step 2: Convert to fraction form
    9,472.58/14,208.89 = 2,898.74/x
  3. Step 3: Cross multiply
    9,472.58x = 14,208.89 × 2,898.74
  4. Step 4: Simplify right side
    9,472.58x = 41,187,814.00
  5. Step 5: Solve for x
    x = 41,187,814.00/9,472.58
  6. Step 6: Final answer
    x = 4,348.11

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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.