Home / 525,747.11-788,057.51-375,531.80

Finding the Fourth Proportional to 525,747.11, 788,057.51 and 375,531.80

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Solution

The fourth proportional to 525,747.11, 788,057.51 and 375,531.80 is: 562,895.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,747.11 : 788,057.51 = 375,531.80 : x
  2. Step 2: Convert to fraction form
    525,747.11/788,057.51 = 375,531.80/x
  3. Step 3: Cross multiply
    525,747.11x = 788,057.51 × 375,531.80
  4. Step 4: Simplify right side
    525,747.11x = 295,940,649,415.87
  5. Step 5: Solve for x
    x = 295,940,649,415.87/525,747.11
  6. Step 6: Final answer
    x = 562,895.44

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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.