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Finding the Fourth Proportional to 219,653.66, 303,122.31 and 119,051.66

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Solution

The fourth proportional to 219,653.66, 303,122.31 and 119,051.66 is: 164,291.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,653.66 : 303,122.31 = 119,051.66 : x
  2. Step 2: Convert to fraction form
    219,653.66/303,122.31 = 119,051.66/x
  3. Step 3: Cross multiply
    219,653.66x = 303,122.31 × 119,051.66
  4. Step 4: Simplify right side
    219,653.66x = 36,087,214,188.53
  5. Step 5: Solve for x
    x = 36,087,214,188.53/219,653.66
  6. Step 6: Final answer
    x = 164,291.43

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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.