Home / 929,477.80-1,394,187.90-264,629.80

Finding the Fourth Proportional to 929,477.80, 1,394,187.90 and 264,629.80

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Solution

The fourth proportional to 929,477.80, 1,394,187.90 and 264,629.80 is: 396,936.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,477.80 : 1,394,187.90 = 264,629.80 : x
  2. Step 2: Convert to fraction form
    929,477.80/1,394,187.90 = 264,629.80/x
  3. Step 3: Cross multiply
    929,477.80x = 1,394,187.90 × 264,629.80
  4. Step 4: Simplify right side
    929,477.80x = 368,943,665,139.42
  5. Step 5: Solve for x
    x = 368,943,665,139.42/929,477.80
  6. Step 6: Final answer
    x = 396,936.50

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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.