Home / 525,509.45-725,203.04-283,792.01

Finding the Fourth Proportional to 525,509.45, 725,203.04 and 283,792.01

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Solution

The fourth proportional to 525,509.45, 725,203.04 and 283,792.01 is: 391,632.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,509.45 : 725,203.04 = 283,792.01 : x
  2. Step 2: Convert to fraction form
    525,509.45/725,203.04 = 283,792.01/x
  3. Step 3: Cross multiply
    525,509.45x = 725,203.04 × 283,792.01
  4. Step 4: Simplify right side
    525,509.45x = 205,806,823,733.82
  5. Step 5: Solve for x
    x = 205,806,823,733.82/525,509.45
  6. Step 6: Final answer
    x = 391,632.97

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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.