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Finding the Fourth Proportional to 301,916.16, 452,804.14 and 88,626.79

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Solution

The fourth proportional to 301,916.16, 452,804.14 and 88,626.79 is: 132,919.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,916.16 : 452,804.14 = 88,626.79 : x
  2. Step 2: Convert to fraction form
    301,916.16/452,804.14 = 88,626.79/x
  3. Step 3: Cross multiply
    301,916.16x = 452,804.14 × 88,626.79
  4. Step 4: Simplify right side
    301,916.16x = 40,130,578,103.70
  5. Step 5: Solve for x
    x = 40,130,578,103.70/301,916.16
  6. Step 6: Final answer
    x = 132,919.61

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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.