Home / 424,276.82-585,500.10-233,289.75

Finding the Fourth Proportional to 424,276.82, 585,500.10 and 233,289.75

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Solution

The fourth proportional to 424,276.82, 585,500.10 and 233,289.75 is: 321,938.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,276.82 : 585,500.10 = 233,289.75 : x
  2. Step 2: Convert to fraction form
    424,276.82/585,500.10 = 233,289.75/x
  3. Step 3: Cross multiply
    424,276.82x = 585,500.10 × 233,289.75
  4. Step 4: Simplify right side
    424,276.82x = 136,591,173,274.76
  5. Step 5: Solve for x
    x = 136,591,173,274.76/424,276.82
  6. Step 6: Final answer
    x = 321,938.81

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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.