Home / 351,426.24-484,951.59-208,163.16

Finding the Fourth Proportional to 351,426.24, 484,951.59 and 208,163.16

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Solution

The fourth proportional to 351,426.24, 484,951.59 and 208,163.16 is: 287,255.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,426.24 : 484,951.59 = 208,163.16 : x
  2. Step 2: Convert to fraction form
    351,426.24/484,951.59 = 208,163.16/x
  3. Step 3: Cross multiply
    351,426.24x = 484,951.59 × 208,163.16
  4. Step 4: Simplify right side
    351,426.24x = 100,949,055,421.42
  5. Step 5: Solve for x
    x = 100,949,055,421.42/351,426.24
  6. Step 6: Final answer
    x = 287,255.32

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1.5x scale

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.