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Finding the Fourth Proportional to 525,310.07, 725,036.25 and 341,777.97

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Solution

The fourth proportional to 525,310.07, 725,036.25 and 341,777.97 is: 471,724.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,310.07 : 725,036.25 = 341,777.97 : x
  2. Step 2: Convert to fraction form
    525,310.07/725,036.25 = 341,777.97/x
  3. Step 3: Cross multiply
    525,310.07x = 725,036.25 × 341,777.97
  4. Step 4: Simplify right side
    525,310.07x = 247,801,417,701.41
  5. Step 5: Solve for x
    x = 247,801,417,701.41/525,310.07
  6. Step 6: Final answer
    x = 471,724.10

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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.