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Finding the Fourth Proportional to 496,600.96, 685,383.11 and 292,586.67

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Solution

The fourth proportional to 496,600.96, 685,383.11 and 292,586.67 is: 403,813.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,600.96 : 685,383.11 = 292,586.67 : x
  2. Step 2: Convert to fraction form
    496,600.96/685,383.11 = 292,586.67/x
  3. Step 3: Cross multiply
    496,600.96x = 685,383.11 × 292,586.67
  4. Step 4: Simplify right side
    496,600.96x = 200,533,961,829.14
  5. Step 5: Solve for x
    x = 200,533,961,829.14/496,600.96
  6. Step 6: Final answer
    x = 403,813.08

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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.