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Finding the Fourth Proportional to 265,083.96, 365,311.96 and 189,501.24

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Solution

The fourth proportional to 265,083.96, 365,311.96 and 189,501.24 is: 261,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,083.96 : 365,311.96 = 189,501.24 : x
  2. Step 2: Convert to fraction form
    265,083.96/365,311.96 = 189,501.24/x
  3. Step 3: Cross multiply
    265,083.96x = 365,311.96 × 189,501.24
  4. Step 4: Simplify right side
    265,083.96x = 69,227,069,406.83
  5. Step 5: Solve for x
    x = 69,227,069,406.83/265,083.96
  6. Step 6: Final answer
    x = 261,151.48

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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.