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Finding the Fourth Proportional to 337,652.48, 505,379.84 and 248,870.40

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Solution

The fourth proportional to 337,652.48, 505,379.84 and 248,870.40 is: 372,495.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,652.48 : 505,379.84 = 248,870.40 : x
  2. Step 2: Convert to fraction form
    337,652.48/505,379.84 = 248,870.40/x
  3. Step 3: Cross multiply
    337,652.48x = 505,379.84 × 248,870.40
  4. Step 4: Simplify right side
    337,652.48x = 125,774,082,932.74
  5. Step 5: Solve for x
    x = 125,774,082,932.74/337,652.48
  6. Step 6: Final answer
    x = 372,495.66

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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.