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Finding the Fourth Proportional to 9,881.34, 14,817.66 and 2,954.22

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Solution

The fourth proportional to 9,881.34, 14,817.66 and 2,954.22 is: 4,430.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.34 : 14,817.66 = 2,954.22 : x
  2. Step 2: Convert to fraction form
    9,881.34/14,817.66 = 2,954.22/x
  3. Step 3: Cross multiply
    9,881.34x = 14,817.66 × 2,954.22
  4. Step 4: Simplify right side
    9,881.34x = 43,774,627.53
  5. Step 5: Solve for x
    x = 43,774,627.53/9,881.34
  6. Step 6: Final answer
    x = 4,430.03

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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.