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Finding the Fourth Proportional to 243,295.68, 365,128.92 and 196,026.24

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Solution

The fourth proportional to 243,295.68, 365,128.92 and 196,026.24 is: 294,188.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,295.68 : 365,128.92 = 196,026.24 : x
  2. Step 2: Convert to fraction form
    243,295.68/365,128.92 = 196,026.24/x
  3. Step 3: Cross multiply
    243,295.68x = 365,128.92 × 196,026.24
  4. Step 4: Simplify right side
    243,295.68x = 71,574,849,302.86
  5. Step 5: Solve for x
    x = 71,574,849,302.86/243,295.68
  6. Step 6: Final answer
    x = 294,188.74

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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.