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Finding the Fourth Proportional to 17,614.40, 26,421.80 and 4,466.43

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Solution

The fourth proportional to 17,614.40, 26,421.80 and 4,466.43 is: 6,699.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,614.40 : 26,421.80 = 4,466.43 : x
  2. Step 2: Convert to fraction form
    17,614.40/26,421.80 = 4,466.43/x
  3. Step 3: Cross multiply
    17,614.40x = 26,421.80 × 4,466.43
  4. Step 4: Simplify right side
    17,614.40x = 118,011,097.84
  5. Step 5: Solve for x
    x = 118,011,097.84/17,614.40
  6. Step 6: Final answer
    x = 6,699.70

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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.