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Finding the Fourth Proportional to 504,603.04, 756,684.78 and 144,694.36

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Solution

The fourth proportional to 504,603.04, 756,684.78 and 144,694.36 is: 216,978.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,603.04 : 756,684.78 = 144,694.36 : x
  2. Step 2: Convert to fraction form
    504,603.04/756,684.78 = 144,694.36/x
  3. Step 3: Cross multiply
    504,603.04x = 756,684.78 × 144,694.36
  4. Step 4: Simplify right side
    504,603.04x = 109,488,019,963.84
  5. Step 5: Solve for x
    x = 109,488,019,963.84/504,603.04
  6. Step 6: Final answer
    x = 216,978.52

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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.