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Finding the Fourth Proportional to 442,934.96, 611,241.72 and 241,732.40

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Solution

The fourth proportional to 442,934.96, 611,241.72 and 241,732.40 is: 333,586.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,934.96 : 611,241.72 = 241,732.40 : x
  2. Step 2: Convert to fraction form
    442,934.96/611,241.72 = 241,732.40/x
  3. Step 3: Cross multiply
    442,934.96x = 611,241.72 × 241,732.40
  4. Step 4: Simplify right side
    442,934.96x = 147,756,927,955.73
  5. Step 5: Solve for x
    x = 147,756,927,955.73/442,934.96
  6. Step 6: Final answer
    x = 333,586.06

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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.