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Finding the Fourth Proportional to 224,603.94, 336,954.34 and 64,678.80

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Solution

The fourth proportional to 224,603.94, 336,954.34 and 64,678.80 is: 97,032.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,603.94 : 336,954.34 = 64,678.80 : x
  2. Step 2: Convert to fraction form
    224,603.94/336,954.34 = 64,678.80/x
  3. Step 3: Cross multiply
    224,603.94x = 336,954.34 × 64,678.80
  4. Step 4: Simplify right side
    224,603.94x = 21,793,802,365.99
  5. Step 5: Solve for x
    x = 21,793,802,365.99/224,603.94
  6. Step 6: Final answer
    x = 97,032.15

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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.