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Finding the Fourth Proportional to 241,803.83, 333,682.28 and 138,434.57

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Solution

The fourth proportional to 241,803.83, 333,682.28 and 138,434.57 is: 191,035.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,803.83 : 333,682.28 = 138,434.57 : x
  2. Step 2: Convert to fraction form
    241,803.83/333,682.28 = 138,434.57/x
  3. Step 3: Cross multiply
    241,803.83x = 333,682.28 × 138,434.57
  4. Step 4: Simplify right side
    241,803.83x = 46,193,163,136.97
  5. Step 5: Solve for x
    x = 46,193,163,136.97/241,803.83
  6. Step 6: Final answer
    x = 191,035.69

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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.