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Finding the Fourth Proportional to 328,184.64, 452,895.18 and 177,281.64

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Solution

The fourth proportional to 328,184.64, 452,895.18 and 177,281.64 is: 244,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,184.64 : 452,895.18 = 177,281.64 : x
  2. Step 2: Convert to fraction form
    328,184.64/452,895.18 = 177,281.64/x
  3. Step 3: Cross multiply
    328,184.64x = 452,895.18 × 177,281.64
  4. Step 4: Simplify right side
    328,184.64x = 80,290,000,258.50
  5. Step 5: Solve for x
    x = 80,290,000,258.50/328,184.64
  6. Step 6: Final answer
    x = 244,648.87

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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.