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Finding the Fourth Proportional to 219,329.60, 302,672.04 and 118,727.60

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Solution

The fourth proportional to 219,329.60, 302,672.04 and 118,727.60 is: 163,842.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,329.60 : 302,672.04 = 118,727.60 : x
  2. Step 2: Convert to fraction form
    219,329.60/302,672.04 = 118,727.60/x
  3. Step 3: Cross multiply
    219,329.60x = 302,672.04 × 118,727.60
  4. Step 4: Simplify right side
    219,329.60x = 35,935,524,896.30
  5. Step 5: Solve for x
    x = 35,935,524,896.30/219,329.60
  6. Step 6: Final answer
    x = 163,842.57

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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.