Home / 302,262.26-417,181.50-173,287.31

Finding the Fourth Proportional to 302,262.26, 417,181.50 and 173,287.31

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Solution

The fourth proportional to 302,262.26, 417,181.50 and 173,287.31 is: 239,170.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,262.26 : 417,181.50 = 173,287.31 : x
  2. Step 2: Convert to fraction form
    302,262.26/417,181.50 = 173,287.31/x
  3. Step 3: Cross multiply
    302,262.26x = 417,181.50 × 173,287.31
  4. Step 4: Simplify right side
    302,262.26x = 72,292,257,830.86
  5. Step 5: Solve for x
    x = 72,292,257,830.86/302,262.26
  6. Step 6: Final answer
    x = 239,170.64

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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.