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Finding the Fourth Proportional to 262,374.18, 362,169.86 and 154,944.65

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Solution

The fourth proportional to 262,374.18, 362,169.86 and 154,944.65 is: 213,878.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,374.18 : 362,169.86 = 154,944.65 : x
  2. Step 2: Convert to fraction form
    262,374.18/362,169.86 = 154,944.65/x
  3. Step 3: Cross multiply
    262,374.18x = 362,169.86 × 154,944.65
  4. Step 4: Simplify right side
    262,374.18x = 56,116,279,612.68
  5. Step 5: Solve for x
    x = 56,116,279,612.68/262,374.18
  6. Step 6: Final answer
    x = 213,878.82

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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.