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Finding the Fourth Proportional to 329,277.96, 454,403.52 and 178,374.96

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Solution

The fourth proportional to 329,277.96, 454,403.52 and 178,374.96 is: 246,157.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,277.96 : 454,403.52 = 178,374.96 : x
  2. Step 2: Convert to fraction form
    329,277.96/454,403.52 = 178,374.96/x
  3. Step 3: Cross multiply
    329,277.96x = 454,403.52 × 178,374.96
  4. Step 4: Simplify right side
    329,277.96x = 81,054,209,703.86
  5. Step 5: Solve for x
    x = 81,054,209,703.86/329,277.96
  6. Step 6: Final answer
    x = 246,157.41

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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.