Home / 753,218.92-1,129,867.26-192,258.28

Finding the Fourth Proportional to 753,218.92, 1,129,867.26 and 192,258.28

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Solution

The fourth proportional to 753,218.92, 1,129,867.26 and 192,258.28 is: 288,397.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,218.92 : 1,129,867.26 = 192,258.28 : x
  2. Step 2: Convert to fraction form
    753,218.92/1,129,867.26 = 192,258.28/x
  3. Step 3: Cross multiply
    753,218.92x = 1,129,867.26 × 192,258.28
  4. Step 4: Simplify right side
    753,218.92x = 217,226,336,035.91
  5. Step 5: Solve for x
    x = 217,226,336,035.91/753,218.92
  6. Step 6: Final answer
    x = 288,397.34

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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.