Home / 654,231.05-902,934.47-367,774.73

Finding the Fourth Proportional to 654,231.05, 902,934.47 and 367,774.73

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Solution

The fourth proportional to 654,231.05, 902,934.47 and 367,774.73 is: 507,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,231.05 : 902,934.47 = 367,774.73 : x
  2. Step 2: Convert to fraction form
    654,231.05/902,934.47 = 367,774.73/x
  3. Step 3: Cross multiply
    654,231.05x = 902,934.47 × 367,774.73
  4. Step 4: Simplify right side
    654,231.05x = 332,076,479,073.07
  5. Step 5: Solve for x
    x = 332,076,479,073.07/654,231.05
  6. Step 6: Final answer
    x = 507,582.88

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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.