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Finding the Fourth Proportional to 395,238.40, 592,857.60 and 173,622.40

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Solution

The fourth proportional to 395,238.40, 592,857.60 and 173,622.40 is: 260,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,238.40 : 592,857.60 = 173,622.40 : x
  2. Step 2: Convert to fraction form
    395,238.40/592,857.60 = 173,622.40/x
  3. Step 3: Cross multiply
    395,238.40x = 592,857.60 × 173,622.40
  4. Step 4: Simplify right side
    395,238.40x = 102,933,359,370.24
  5. Step 5: Solve for x
    x = 102,933,359,370.24/395,238.40
  6. Step 6: Final answer
    x = 260,433.60

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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.