Home / 955,579.32-1,318,699.67-525,859.44

Finding the Fourth Proportional to 955,579.32, 1,318,699.67 and 525,859.44

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Solution

The fourth proportional to 955,579.32, 1,318,699.67 and 525,859.44 is: 725,686.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,579.32 : 1,318,699.67 = 525,859.44 : x
  2. Step 2: Convert to fraction form
    955,579.32/1,318,699.67 = 525,859.44/x
  3. Step 3: Cross multiply
    955,579.32x = 1,318,699.67 × 525,859.44
  4. Step 4: Simplify right side
    955,579.32x = 693,450,667,365.09
  5. Step 5: Solve for x
    x = 693,450,667,365.09/955,579.32
  6. Step 6: Final answer
    x = 725,686.14

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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.