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Finding the Fourth Proportional to 637,340.61, 956,174.94 and 188,043.33

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Solution

The fourth proportional to 637,340.61, 956,174.94 and 188,043.33 is: 282,113.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,340.61 : 956,174.94 = 188,043.33 : x
  2. Step 2: Convert to fraction form
    637,340.61/956,174.94 = 188,043.33/x
  3. Step 3: Cross multiply
    637,340.61x = 956,174.94 × 188,043.33
  4. Step 4: Simplify right side
    637,340.61x = 179,802,319,780.15
  5. Step 5: Solve for x
    x = 179,802,319,780.15/637,340.61
  6. Step 6: Final answer
    x = 282,113.39

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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.