Home / 941,308.48-1,299,014.22-511,589.62

Finding the Fourth Proportional to 941,308.48, 1,299,014.22 and 511,589.62

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Solution

The fourth proportional to 941,308.48, 1,299,014.22 and 511,589.62 is: 705,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,308.48 : 1,299,014.22 = 511,589.62 : x
  2. Step 2: Convert to fraction form
    941,308.48/1,299,014.22 = 511,589.62/x
  3. Step 3: Cross multiply
    941,308.48x = 1,299,014.22 × 511,589.62
  4. Step 4: Simplify right side
    941,308.48x = 664,562,191,184.40
  5. Step 5: Solve for x
    x = 664,562,191,184.40/941,308.48
  6. Step 6: Final answer
    x = 705,998.30

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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.