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Finding the Fourth Proportional to 423,544.62, 584,492.42 and 229,952.54

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Solution

The fourth proportional to 423,544.62, 584,492.42 and 229,952.54 is: 317,334.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,544.62 : 584,492.42 = 229,952.54 : x
  2. Step 2: Convert to fraction form
    423,544.62/584,492.42 = 229,952.54/x
  3. Step 3: Cross multiply
    423,544.62x = 584,492.42 × 229,952.54
  4. Step 4: Simplify right side
    423,544.62x = 134,405,516,589.75
  5. Step 5: Solve for x
    x = 134,405,516,589.75/423,544.62
  6. Step 6: Final answer
    x = 317,334.96

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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.