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Finding the Fourth Proportional to 243,624.84, 364,551.45 and 201,109.56

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Solution

The fourth proportional to 243,624.84, 364,551.45 and 201,109.56 is: 300,933.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,624.84 : 364,551.45 = 201,109.56 : x
  2. Step 2: Convert to fraction form
    243,624.84/364,551.45 = 201,109.56/x
  3. Step 3: Cross multiply
    243,624.84x = 364,551.45 × 201,109.56
  4. Step 4: Simplify right side
    243,624.84x = 73,314,781,706.86
  5. Step 5: Solve for x
    x = 73,314,781,706.86/243,624.84
  6. Step 6: Final answer
    x = 300,933.11

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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.