Home / 647,290.11-970,261.53-362,563.23

Finding the Fourth Proportional to 647,290.11, 970,261.53 and 362,563.23

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Solution

The fourth proportional to 647,290.11, 970,261.53 and 362,563.23 is: 543,467.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,290.11 : 970,261.53 = 362,563.23 : x
  2. Step 2: Convert to fraction form
    647,290.11/970,261.53 = 362,563.23/x
  3. Step 3: Cross multiply
    647,290.11x = 970,261.53 × 362,563.23
  4. Step 4: Simplify right side
    647,290.11x = 351,781,154,261.54
  5. Step 5: Solve for x
    x = 351,781,154,261.54/647,290.11
  6. Step 6: Final answer
    x = 543,467.53

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1.5x scale

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.