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Finding the Fourth Proportional to 488,609.15, 732,894.54 and 204,226.25

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Solution

The fourth proportional to 488,609.15, 732,894.54 and 204,226.25 is: 306,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,609.15 : 732,894.54 = 204,226.25 : x
  2. Step 2: Convert to fraction form
    488,609.15/732,894.54 = 204,226.25/x
  3. Step 3: Cross multiply
    488,609.15x = 732,894.54 × 204,226.25
  4. Step 4: Simplify right side
    488,609.15x = 149,676,299,885.20
  5. Step 5: Solve for x
    x = 149,676,299,885.20/488,609.15
  6. Step 6: Final answer
    x = 306,331.35

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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.