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Finding the Fourth Proportional to 242,759.28, 364,329.60 and 168,402.67

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Solution

The fourth proportional to 242,759.28, 364,329.60 and 168,402.67 is: 252,736.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,759.28 : 364,329.60 = 168,402.67 : x
  2. Step 2: Convert to fraction form
    242,759.28/364,329.60 = 168,402.67/x
  3. Step 3: Cross multiply
    242,759.28x = 364,329.60 × 168,402.67
  4. Step 4: Simplify right side
    242,759.28x = 61,354,077,400.03
  5. Step 5: Solve for x
    x = 61,354,077,400.03/242,759.28
  6. Step 6: Final answer
    x = 252,736.28

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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.