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Finding the Fourth Proportional to 260,832.92, 359,950.92 and 153,407.48

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Solution

The fourth proportional to 260,832.92, 359,950.92 and 153,407.48 is: 211,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,832.92 : 359,950.92 = 153,407.48 : x
  2. Step 2: Convert to fraction form
    260,832.92/359,950.92 = 153,407.48/x
  3. Step 3: Cross multiply
    260,832.92x = 359,950.92 × 153,407.48
  4. Step 4: Simplify right side
    260,832.92x = 55,219,163,560.88
  5. Step 5: Solve for x
    x = 55,219,163,560.88/260,832.92
  6. Step 6: Final answer
    x = 211,703.20

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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.