Home / 532,551.51-734,926.94-290,841.20

Finding the Fourth Proportional to 532,551.51, 734,926.94 and 290,841.20

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Solution

The fourth proportional to 532,551.51, 734,926.94 and 290,841.20 is: 401,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,551.51 : 734,926.94 = 290,841.20 : x
  2. Step 2: Convert to fraction form
    532,551.51/734,926.94 = 290,841.20/x
  3. Step 3: Cross multiply
    532,551.51x = 734,926.94 × 290,841.20
  4. Step 4: Simplify right side
    532,551.51x = 213,747,033,141.93
  5. Step 5: Solve for x
    x = 213,747,033,141.93/532,551.51
  6. Step 6: Final answer
    x = 401,364.05

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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.