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Finding the Fourth Proportional to 369,340.83, 554,011.25 and 88,858.08

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Solution

The fourth proportional to 369,340.83, 554,011.25 and 88,858.08 is: 133,287.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,340.83 : 554,011.25 = 88,858.08 : x
  2. Step 2: Convert to fraction form
    369,340.83/554,011.25 = 88,858.08/x
  3. Step 3: Cross multiply
    369,340.83x = 554,011.25 × 88,858.08
  4. Step 4: Simplify right side
    369,340.83x = 49,228,375,529.11
  5. Step 5: Solve for x
    x = 49,228,375,529.11/369,340.83
  6. Step 6: Final answer
    x = 133,287.12

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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.