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Finding the Fourth Proportional to 196,260.60, 294,390.90 and 48,516.60

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Solution

The fourth proportional to 196,260.60, 294,390.90 and 48,516.60 is: 72,774.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,260.60 : 294,390.90 = 48,516.60 : x
  2. Step 2: Convert to fraction form
    196,260.60/294,390.90 = 48,516.60/x
  3. Step 3: Cross multiply
    196,260.60x = 294,390.90 × 48,516.60
  4. Step 4: Simplify right side
    196,260.60x = 14,282,845,538.94
  5. Step 5: Solve for x
    x = 14,282,845,538.94/196,260.60
  6. Step 6: Final answer
    x = 72,774.90

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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.