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Finding the Fourth Proportional to 369,477.44, 554,216.16 and 88,994.69

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Solution

The fourth proportional to 369,477.44, 554,216.16 and 88,994.69 is: 133,492.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,477.44 : 554,216.16 = 88,994.69 : x
  2. Step 2: Convert to fraction form
    369,477.44/554,216.16 = 88,994.69/x
  3. Step 3: Cross multiply
    369,477.44x = 554,216.16 × 88,994.69
  4. Step 4: Simplify right side
    369,477.44x = 49,322,295,352.19
  5. Step 5: Solve for x
    x = 49,322,295,352.19/369,477.44
  6. Step 6: Final answer
    x = 133,492.04

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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.