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Finding the Fourth Proportional to 303,117.75, 454,742.28 and 116,129.25

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Solution

The fourth proportional to 303,117.75, 454,742.28 and 116,129.25 is: 174,219.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,117.75 : 454,742.28 = 116,129.25 : x
  2. Step 2: Convert to fraction form
    303,117.75/454,742.28 = 116,129.25/x
  3. Step 3: Cross multiply
    303,117.75x = 454,742.28 × 116,129.25
  4. Step 4: Simplify right side
    303,117.75x = 52,808,879,919.69
  5. Step 5: Solve for x
    x = 52,808,879,919.69/303,117.75
  6. Step 6: Final answer
    x = 174,219.03

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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.