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Finding the Fourth Proportional to 369,344.88, 554,037.84 and 116,631.36

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Solution

The fourth proportional to 369,344.88, 554,037.84 and 116,631.36 is: 174,953.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,344.88 : 554,037.84 = 116,631.36 : x
  2. Step 2: Convert to fraction form
    369,344.88/554,037.84 = 116,631.36/x
  3. Step 3: Cross multiply
    369,344.88x = 554,037.84 × 116,631.36
  4. Step 4: Simplify right side
    369,344.88x = 64,618,186,770.66
  5. Step 5: Solve for x
    x = 64,618,186,770.66/369,344.88
  6. Step 6: Final answer
    x = 174,953.52

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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.