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Finding the Fourth Proportional to 241,780.88, 333,638.04 and 139,812.98

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Solution

The fourth proportional to 241,780.88, 333,638.04 and 139,812.98 is: 192,930.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,780.88 : 333,638.04 = 139,812.98 : x
  2. Step 2: Convert to fraction form
    241,780.88/333,638.04 = 139,812.98/x
  3. Step 3: Cross multiply
    241,780.88x = 333,638.04 × 139,812.98
  4. Step 4: Simplify right side
    241,780.88x = 46,646,928,613.76
  5. Step 5: Solve for x
    x = 46,646,928,613.76/241,780.88
  6. Step 6: Final answer
    x = 192,930.59

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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.