Home / 941,812.12-1,412,686.44-409,333.24

Finding the Fourth Proportional to 941,812.12, 1,412,686.44 and 409,333.24

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Solution

The fourth proportional to 941,812.12, 1,412,686.44 and 409,333.24 is: 613,986.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,812.12 : 1,412,686.44 = 409,333.24 : x
  2. Step 2: Convert to fraction form
    941,812.12/1,412,686.44 = 409,333.24/x
  3. Step 3: Cross multiply
    941,812.12x = 1,412,686.44 × 409,333.24
  4. Step 4: Simplify right side
    941,812.12x = 578,259,517,589.27
  5. Step 5: Solve for x
    x = 578,259,517,589.27/941,812.12
  6. Step 6: Final answer
    x = 613,986.07

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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.