Home / 826,980.81-1,141,356.95-504,877.64

Finding the Fourth Proportional to 826,980.81, 1,141,356.95 and 504,877.64

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Solution

The fourth proportional to 826,980.81, 1,141,356.95 and 504,877.64 is: 696,806.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,980.81 : 1,141,356.95 = 504,877.64 : x
  2. Step 2: Convert to fraction form
    826,980.81/1,141,356.95 = 504,877.64/x
  3. Step 3: Cross multiply
    826,980.81x = 1,141,356.95 × 504,877.64
  4. Step 4: Simplify right side
    826,980.81x = 576,245,595,082.43
  5. Step 5: Solve for x
    x = 576,245,595,082.43/826,980.81
  6. Step 6: Final answer
    x = 696,806.49

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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.