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Finding the Fourth Proportional to 240,950.76, 332,506.56 and 138,976.44

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Solution

The fourth proportional to 240,950.76, 332,506.56 and 138,976.44 is: 191,784.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,950.76 : 332,506.56 = 138,976.44 : x
  2. Step 2: Convert to fraction form
    240,950.76/332,506.56 = 138,976.44/x
  3. Step 3: Cross multiply
    240,950.76x = 332,506.56 × 138,976.44
  4. Step 4: Simplify right side
    240,950.76x = 46,210,577,985.45
  5. Step 5: Solve for x
    x = 46,210,577,985.45/240,950.76
  6. Step 6: Final answer
    x = 191,784.32

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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.