Home / 467,609.52-645,300.75-252,749.58

Finding the Fourth Proportional to 467,609.52, 645,300.75 and 252,749.58

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Solution

The fourth proportional to 467,609.52, 645,300.75 and 252,749.58 is: 348,794.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,609.52 : 645,300.75 = 252,749.58 : x
  2. Step 2: Convert to fraction form
    467,609.52/645,300.75 = 252,749.58/x
  3. Step 3: Cross multiply
    467,609.52x = 645,300.75 × 252,749.58
  4. Step 4: Simplify right side
    467,609.52x = 163,099,494,523.66
  5. Step 5: Solve for x
    x = 163,099,494,523.66/467,609.52
  6. Step 6: Final answer
    x = 348,794.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.