Home / 767,771.94-1,059,522.30-423,629.30

Finding the Fourth Proportional to 767,771.94, 1,059,522.30 and 423,629.30

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Solution

The fourth proportional to 767,771.94, 1,059,522.30 and 423,629.30 is: 584,606.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,771.94 : 1,059,522.30 = 423,629.30 : x
  2. Step 2: Convert to fraction form
    767,771.94/1,059,522.30 = 423,629.30/x
  3. Step 3: Cross multiply
    767,771.94x = 1,059,522.30 × 423,629.30
  4. Step 4: Simplify right side
    767,771.94x = 448,844,690,283.39
  5. Step 5: Solve for x
    x = 448,844,690,283.39/767,771.94
  6. Step 6: Final answer
    x = 584,606.79

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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.