Home / 539,664.53-744,824.57-313,441.25

Finding the Fourth Proportional to 539,664.53, 744,824.57 and 313,441.25

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Solution

The fourth proportional to 539,664.53, 744,824.57 and 313,441.25 is: 432,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,664.53 : 744,824.57 = 313,441.25 : x
  2. Step 2: Convert to fraction form
    539,664.53/744,824.57 = 313,441.25/x
  3. Step 3: Cross multiply
    539,664.53x = 744,824.57 × 313,441.25
  4. Step 4: Simplify right side
    539,664.53x = 233,458,744,251.51
  5. Step 5: Solve for x
    x = 233,458,744,251.51/539,664.53
  6. Step 6: Final answer
    x = 432,599.76

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1.5x scale

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.