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Finding the Fourth Proportional to 594,183.96, 820,078.65 and 352,599.75

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Solution

The fourth proportional to 594,183.96, 820,078.65 and 352,599.75 is: 486,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,183.96 : 820,078.65 = 352,599.75 : x
  2. Step 2: Convert to fraction form
    594,183.96/820,078.65 = 352,599.75/x
  3. Step 3: Cross multiply
    594,183.96x = 820,078.65 × 352,599.75
  4. Step 4: Simplify right side
    594,183.96x = 289,159,526,970.34
  5. Step 5: Solve for x
    x = 289,159,526,970.34/594,183.96
  6. Step 6: Final answer
    x = 486,649.84

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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.