Home / 919,292.82-1,378,934.76-236,179.11

Finding the Fourth Proportional to 919,292.82, 1,378,934.76 and 236,179.11

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Solution

The fourth proportional to 919,292.82, 1,378,934.76 and 236,179.11 is: 354,267.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,292.82 : 1,378,934.76 = 236,179.11 : x
  2. Step 2: Convert to fraction form
    919,292.82/1,378,934.76 = 236,179.11/x
  3. Step 3: Cross multiply
    919,292.82x = 1,378,934.76 × 236,179.11
  4. Step 4: Simplify right side
    919,292.82x = 325,675,584,364.86
  5. Step 5: Solve for x
    x = 325,675,584,364.86/919,292.82
  6. Step 6: Final answer
    x = 354,267.52

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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.