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Finding the Fourth Proportional to 450,480.93, 675,522.13 and 134,879.01

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Solution

The fourth proportional to 450,480.93, 675,522.13 and 134,879.01 is: 202,258.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,480.93 : 675,522.13 = 134,879.01 : x
  2. Step 2: Convert to fraction form
    450,480.93/675,522.13 = 134,879.01/x
  3. Step 3: Cross multiply
    450,480.93x = 675,522.13 × 134,879.01
  4. Step 4: Simplify right side
    450,480.93x = 91,113,756,127.49
  5. Step 5: Solve for x
    x = 91,113,756,127.49/450,480.93
  6. Step 6: Final answer
    x = 202,258.85

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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.