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Finding the Fourth Proportional to 369,234.73, 553,852.05 and 88,751.98

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Solution

The fourth proportional to 369,234.73, 553,852.05 and 88,751.98 is: 133,127.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,234.73 : 553,852.05 = 88,751.98 : x
  2. Step 2: Convert to fraction form
    369,234.73/553,852.05 = 88,751.98/x
  3. Step 3: Cross multiply
    369,234.73x = 553,852.05 × 88,751.98
  4. Step 4: Simplify right side
    369,234.73x = 49,155,466,064.56
  5. Step 5: Solve for x
    x = 49,155,466,064.56/369,234.73
  6. Step 6: Final answer
    x = 133,127.96

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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.