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Finding the Fourth Proportional to 196,394.88, 294,542.88 and 56,154.24

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Solution

The fourth proportional to 196,394.88, 294,542.88 and 56,154.24 is: 84,217.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,394.88 : 294,542.88 = 56,154.24 : x
  2. Step 2: Convert to fraction form
    196,394.88/294,542.88 = 56,154.24/x
  3. Step 3: Cross multiply
    196,394.88x = 294,542.88 × 56,154.24
  4. Step 4: Simplify right side
    196,394.88x = 16,539,831,573.81
  5. Step 5: Solve for x
    x = 16,539,831,573.81/196,394.88
  6. Step 6: Final answer
    x = 84,217.22

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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.