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Finding the Fourth Proportional to 219,275.46, 302,600.18 and 118,673.46

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Solution

The fourth proportional to 219,275.46, 302,600.18 and 118,673.46 is: 163,769.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,275.46 : 302,600.18 = 118,673.46 : x
  2. Step 2: Convert to fraction form
    219,275.46/302,600.18 = 118,673.46/x
  3. Step 3: Cross multiply
    219,275.46x = 302,600.18 × 118,673.46
  4. Step 4: Simplify right side
    219,275.46x = 35,910,610,653.91
  5. Step 5: Solve for x
    x = 35,910,610,653.91/219,275.46
  6. Step 6: Final answer
    x = 163,769.40

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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.