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Finding the Fourth Proportional to 302,886.56, 454,328.63 and 113,361.14

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Solution

The fourth proportional to 302,886.56, 454,328.63 and 113,361.14 is: 170,041.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,886.56 : 454,328.63 = 113,361.14 : x
  2. Step 2: Convert to fraction form
    302,886.56/454,328.63 = 113,361.14/x
  3. Step 3: Cross multiply
    302,886.56x = 454,328.63 × 113,361.14
  4. Step 4: Simplify right side
    302,886.56x = 51,503,212,000.45
  5. Step 5: Solve for x
    x = 51,503,212,000.45/302,886.56
  6. Step 6: Final answer
    x = 170,041.26

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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.