Home / 732,783.30-1,099,304.55-259,743.30

Finding the Fourth Proportional to 732,783.30, 1,099,304.55 and 259,743.30

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Solution

The fourth proportional to 732,783.30, 1,099,304.55 and 259,743.30 is: 389,660.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,783.30 : 1,099,304.55 = 259,743.30 : x
  2. Step 2: Convert to fraction form
    732,783.30/1,099,304.55 = 259,743.30/x
  3. Step 3: Cross multiply
    732,783.30x = 1,099,304.55 × 259,743.30
  4. Step 4: Simplify right side
    732,783.30x = 285,536,991,522.02
  5. Step 5: Solve for x
    x = 285,536,991,522.02/732,783.30
  6. Step 6: Final answer
    x = 389,660.89

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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.