Home / 674,255.62-1,011,531.16-253,531.50

Finding the Fourth Proportional to 674,255.62, 1,011,531.16 and 253,531.50

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Solution

The fourth proportional to 674,255.62, 1,011,531.16 and 253,531.50 is: 380,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,255.62 : 1,011,531.16 = 253,531.50 : x
  2. Step 2: Convert to fraction form
    674,255.62/1,011,531.16 = 253,531.50/x
  3. Step 3: Cross multiply
    674,255.62x = 1,011,531.16 × 253,531.50
  4. Step 4: Simplify right side
    674,255.62x = 256,455,012,291.54
  5. Step 5: Solve for x
    x = 256,455,012,291.54/674,255.62
  6. Step 6: Final answer
    x = 380,352.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.