Home / 758,232.53-1,046,361.08-418,700.51

Finding the Fourth Proportional to 758,232.53, 1,046,361.08 and 418,700.51

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Solution

The fourth proportional to 758,232.53, 1,046,361.08 and 418,700.51 is: 577,806.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,232.53 : 1,046,361.08 = 418,700.51 : x
  2. Step 2: Convert to fraction form
    758,232.53/1,046,361.08 = 418,700.51/x
  3. Step 3: Cross multiply
    758,232.53x = 1,046,361.08 × 418,700.51
  4. Step 4: Simplify right side
    758,232.53x = 438,111,915,746.65
  5. Step 5: Solve for x
    x = 438,111,915,746.65/758,232.53
  6. Step 6: Final answer
    x = 577,806.81

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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.