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Finding the Fourth Proportional to 464,084.33, 696,127.08 and 127,127.94

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Solution

The fourth proportional to 464,084.33, 696,127.08 and 127,127.94 is: 190,692.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,084.33 : 696,127.08 = 127,127.94 : x
  2. Step 2: Convert to fraction form
    464,084.33/696,127.08 = 127,127.94/x
  3. Step 3: Cross multiply
    464,084.33x = 696,127.08 × 127,127.94
  4. Step 4: Simplify right side
    464,084.33x = 88,497,201,658.62
  5. Step 5: Solve for x
    x = 88,497,201,658.62/464,084.33
  6. Step 6: Final answer
    x = 190,692.07

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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.