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Finding the Fourth Proportional to 553,063.73, 829,917.57 and 233,195.54

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Solution

The fourth proportional to 553,063.73, 829,917.57 and 233,195.54 is: 349,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,063.73 : 829,917.57 = 233,195.54 : x
  2. Step 2: Convert to fraction form
    553,063.73/829,917.57 = 233,195.54/x
  3. Step 3: Cross multiply
    553,063.73x = 829,917.57 × 233,195.54
  4. Step 4: Simplify right side
    553,063.73x = 193,533,075,891.64
  5. Step 5: Solve for x
    x = 193,533,075,891.64/553,063.73
  6. Step 6: Final answer
    x = 349,929.07

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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.