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Finding the Fourth Proportional to 604,933.38, 907,960.52 and 305,624.88

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Solution

The fourth proportional to 604,933.38, 907,960.52 and 305,624.88 is: 458,720.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,933.38 : 907,960.52 = 305,624.88 : x
  2. Step 2: Convert to fraction form
    604,933.38/907,960.52 = 305,624.88/x
  3. Step 3: Cross multiply
    604,933.38x = 907,960.52 × 305,624.88
  4. Step 4: Simplify right side
    604,933.38x = 277,495,325,733.80
  5. Step 5: Solve for x
    x = 277,495,325,733.80/604,933.38
  6. Step 6: Final answer
    x = 458,720.47

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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.