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Finding the Fourth Proportional to 273,172.60, 376,950.60 and 152,302.54

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Solution

The fourth proportional to 273,172.60, 376,950.60 and 152,302.54 is: 210,162.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,172.60 : 376,950.60 = 152,302.54 : x
  2. Step 2: Convert to fraction form
    273,172.60/376,950.60 = 152,302.54/x
  3. Step 3: Cross multiply
    273,172.60x = 376,950.60 × 152,302.54
  4. Step 4: Simplify right side
    273,172.60x = 57,410,533,834.52
  5. Step 5: Solve for x
    x = 57,410,533,834.52/273,172.60
  6. Step 6: Final answer
    x = 210,162.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.