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Finding the Fourth Proportional to 488,644.88, 732,455.80 and 204,498.24

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Solution

The fourth proportional to 488,644.88, 732,455.80 and 204,498.24 is: 306,533.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,644.88 : 732,455.80 = 204,498.24 : x
  2. Step 2: Convert to fraction form
    488,644.88/732,455.80 = 204,498.24/x
  3. Step 3: Cross multiply
    488,644.88x = 732,455.80 × 204,498.24
  4. Step 4: Simplify right side
    488,644.88x = 149,785,921,977.79
  5. Step 5: Solve for x
    x = 149,785,921,977.79/488,644.88
  6. Step 6: Final answer
    x = 306,533.29

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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.