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Finding the Fourth Proportional to 499,735.51, 749,603.27 and 144,749.65

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Solution

The fourth proportional to 499,735.51, 749,603.27 and 144,749.65 is: 217,124.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,735.51 : 749,603.27 = 144,749.65 : x
  2. Step 2: Convert to fraction form
    499,735.51/749,603.27 = 144,749.65/x
  3. Step 3: Cross multiply
    499,735.51x = 749,603.27 × 144,749.65
  4. Step 4: Simplify right side
    499,735.51x = 108,504,810,971.36
  5. Step 5: Solve for x
    x = 108,504,810,971.36/499,735.51
  6. Step 6: Final answer
    x = 217,124.48

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Similar ratio
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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.