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Finding the Fourth Proportional to 368,385.92, 507,883.20 and 240,842.24

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Solution

The fourth proportional to 368,385.92, 507,883.20 and 240,842.24 is: 332,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,385.92 : 507,883.20 = 240,842.24 : x
  2. Step 2: Convert to fraction form
    368,385.92/507,883.20 = 240,842.24/x
  3. Step 3: Cross multiply
    368,385.92x = 507,883.20 × 240,842.24
  4. Step 4: Simplify right side
    368,385.92x = 122,319,727,546.37
  5. Step 5: Solve for x
    x = 122,319,727,546.37/368,385.92
  6. Step 6: Final answer
    x = 332,042.35

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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.