Home / 532,062.23-734,261.49-290,360.43

Finding the Fourth Proportional to 532,062.23, 734,261.49 and 290,360.43

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Solution

The fourth proportional to 532,062.23, 734,261.49 and 290,360.43 is: 400,705.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,062.23 : 734,261.49 = 290,360.43 : x
  2. Step 2: Convert to fraction form
    532,062.23/734,261.49 = 290,360.43/x
  3. Step 3: Cross multiply
    532,062.23x = 734,261.49 × 290,360.43
  4. Step 4: Simplify right side
    532,062.23x = 213,200,481,968.84
  5. Step 5: Solve for x
    x = 213,200,481,968.84/532,062.23
  6. Step 6: Final answer
    x = 400,705.92

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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.