Home / 955,578.57-1,318,698.63-525,858.69

Finding the Fourth Proportional to 955,578.57, 1,318,698.63 and 525,858.69

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Solution

The fourth proportional to 955,578.57, 1,318,698.63 and 525,858.69 is: 725,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,578.57 : 1,318,698.63 = 525,858.69 : x
  2. Step 2: Convert to fraction form
    955,578.57/1,318,698.63 = 525,858.69/x
  3. Step 3: Cross multiply
    955,578.57x = 1,318,698.63 × 525,858.69
  4. Step 4: Simplify right side
    955,578.57x = 693,449,135,312.88
  5. Step 5: Solve for x
    x = 693,449,135,312.88/955,578.57
  6. Step 6: Final answer
    x = 725,685.11

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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.