Home / 525,273.84-787,795.56-151,215.60

Finding the Fourth Proportional to 525,273.84, 787,795.56 and 151,215.60

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Solution

The fourth proportional to 525,273.84, 787,795.56 and 151,215.60 is: 226,790.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,273.84 : 787,795.56 = 151,215.60 : x
  2. Step 2: Convert to fraction form
    525,273.84/787,795.56 = 151,215.60/x
  3. Step 3: Cross multiply
    525,273.84x = 787,795.56 × 151,215.60
  4. Step 4: Simplify right side
    525,273.84x = 119,126,978,282.74
  5. Step 5: Solve for x
    x = 119,126,978,282.74/525,273.84
  6. Step 6: Final answer
    x = 226,790.24

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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.