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Finding the Fourth Proportional to 235,614.30, 352,903.05 and 204,510.30

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Solution

The fourth proportional to 235,614.30, 352,903.05 and 204,510.30 is: 306,315.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,614.30 : 352,903.05 = 204,510.30 : x
  2. Step 2: Convert to fraction form
    235,614.30/352,903.05 = 204,510.30/x
  3. Step 3: Cross multiply
    235,614.30x = 352,903.05 × 204,510.30
  4. Step 4: Simplify right side
    235,614.30x = 72,172,308,626.42
  5. Step 5: Solve for x
    x = 72,172,308,626.42/235,614.30
  6. Step 6: Final answer
    x = 306,315.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.