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Finding the Fourth Proportional to 228,558.51, 342,834.12 and 62,346.51

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Solution

The fourth proportional to 228,558.51, 342,834.12 and 62,346.51 is: 93,518.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,558.51 : 342,834.12 = 62,346.51 : x
  2. Step 2: Convert to fraction form
    228,558.51/342,834.12 = 62,346.51/x
  3. Step 3: Cross multiply
    228,558.51x = 342,834.12 × 62,346.51
  4. Step 4: Simplify right side
    228,558.51x = 21,374,510,890.92
  5. Step 5: Solve for x
    x = 21,374,510,890.92/228,558.51
  6. Step 6: Final answer
    x = 93,518.77

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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.