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Finding the Fourth Proportional to 380,152.80, 524,461.32 and 244,167.72

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Solution

The fourth proportional to 380,152.80, 524,461.32 and 244,167.72 is: 336,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,152.80 : 524,461.32 = 244,167.72 : x
  2. Step 2: Convert to fraction form
    380,152.80/524,461.32 = 244,167.72/x
  3. Step 3: Cross multiply
    380,152.80x = 524,461.32 × 244,167.72
  4. Step 4: Simplify right side
    380,152.80x = 128,056,524,732.59
  5. Step 5: Solve for x
    x = 128,056,524,732.59/380,152.80
  6. Step 6: Final answer
    x = 336,855.40

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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.