Home / 941,784.35-1,412,644.77-409,305.42

Finding the Fourth Proportional to 941,784.35, 1,412,644.77 and 409,305.42

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Solution

The fourth proportional to 941,784.35, 1,412,644.77 and 409,305.42 is: 613,944.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,784.35 : 1,412,644.77 = 409,305.42 : x
  2. Step 2: Convert to fraction form
    941,784.35/1,412,644.77 = 409,305.42/x
  3. Step 3: Cross multiply
    941,784.35x = 1,412,644.77 × 409,305.42
  4. Step 4: Simplify right side
    941,784.35x = 578,203,160,895.65
  5. Step 5: Solve for x
    x = 578,203,160,895.65/941,784.35
  6. Step 6: Final answer
    x = 613,944.33

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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.