Home / 784,224.05-1,176,335.87-223,258.55

Finding the Fourth Proportional to 784,224.05, 1,176,335.87 and 223,258.55

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Solution

The fourth proportional to 784,224.05, 1,176,335.87 and 223,258.55 is: 334,887.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,224.05 : 1,176,335.87 = 223,258.55 : x
  2. Step 2: Convert to fraction form
    784,224.05/1,176,335.87 = 223,258.55/x
  3. Step 3: Cross multiply
    784,224.05x = 1,176,335.87 × 223,258.55
  4. Step 4: Simplify right side
    784,224.05x = 262,627,033,651.22
  5. Step 5: Solve for x
    x = 262,627,033,651.22/784,224.05
  6. Step 6: Final answer
    x = 334,887.76

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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.