Home / 941,769.90-1,412,623.62-409,291.56

Finding the Fourth Proportional to 941,769.90, 1,412,623.62 and 409,291.56

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Solution

The fourth proportional to 941,769.90, 1,412,623.62 and 409,291.56 is: 613,923.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,769.90 : 1,412,623.62 = 409,291.56 : x
  2. Step 2: Convert to fraction form
    941,769.90/1,412,623.62 = 409,291.56/x
  3. Step 3: Cross multiply
    941,769.90x = 1,412,623.62 × 409,291.56
  4. Step 4: Simplify right side
    941,769.90x = 578,174,925,122.65
  5. Step 5: Solve for x
    x = 578,174,925,122.65/941,769.90
  6. Step 6: Final answer
    x = 613,923.77

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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.