Home / 679,864.80-1,019,764.80-230,541.60

Finding the Fourth Proportional to 679,864.80, 1,019,764.80 and 230,541.60

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Solution

The fourth proportional to 679,864.80, 1,019,764.80 and 230,541.60 is: 345,801.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,864.80 : 1,019,764.80 = 230,541.60 : x
  2. Step 2: Convert to fraction form
    679,864.80/1,019,764.80 = 230,541.60/x
  3. Step 3: Cross multiply
    679,864.80x = 1,019,764.80 × 230,541.60
  4. Step 4: Simplify right side
    679,864.80x = 235,098,208,615.68
  5. Step 5: Solve for x
    x = 235,098,208,615.68/679,864.80
  6. Step 6: Final answer
    x = 345,801.41

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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.