Home / 532,616.23-734,999.01-290,899.75

Finding the Fourth Proportional to 532,616.23, 734,999.01 and 290,899.75

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Solution

The fourth proportional to 532,616.23, 734,999.01 and 290,899.75 is: 401,435.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,616.23 : 734,999.01 = 290,899.75 : x
  2. Step 2: Convert to fraction form
    532,616.23/734,999.01 = 290,899.75/x
  3. Step 3: Cross multiply
    532,616.23x = 734,999.01 × 290,899.75
  4. Step 4: Simplify right side
    532,616.23x = 213,811,028,259.25
  5. Step 5: Solve for x
    x = 213,811,028,259.25/532,616.23
  6. Step 6: Final answer
    x = 401,435.44

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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.