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Finding the Fourth Proportional to 358,354.67, 537,157.17 and 133,617.33

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Solution

The fourth proportional to 358,354.67, 537,157.17 and 133,617.33 is: 200,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,354.67 : 537,157.17 = 133,617.33 : x
  2. Step 2: Convert to fraction form
    358,354.67/537,157.17 = 133,617.33/x
  3. Step 3: Cross multiply
    358,354.67x = 537,157.17 × 133,617.33
  4. Step 4: Simplify right side
    358,354.67x = 71,773,506,845.76
  5. Step 5: Solve for x
    x = 71,773,506,845.76/358,354.67
  6. Step 6: Final answer
    x = 200,286.24

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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.