Home / 525,579.72-725,252.36-296,174.34

Finding the Fourth Proportional to 525,579.72, 725,252.36 and 296,174.34

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Solution

The fourth proportional to 525,579.72, 725,252.36 and 296,174.34 is: 408,693.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,579.72 : 725,252.36 = 296,174.34 : x
  2. Step 2: Convert to fraction form
    525,579.72/725,252.36 = 296,174.34/x
  3. Step 3: Cross multiply
    525,579.72x = 725,252.36 × 296,174.34
  4. Step 4: Simplify right side
    525,579.72x = 214,801,139,056.44
  5. Step 5: Solve for x
    x = 214,801,139,056.44/525,579.72
  6. Step 6: Final answer
    x = 408,693.74

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1.5x scale

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.