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Finding the Fourth Proportional to 584,622.24, 806,778.24 and 316,350.24

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Solution

The fourth proportional to 584,622.24, 806,778.24 and 316,350.24 is: 436,563.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,622.24 : 806,778.24 = 316,350.24 : x
  2. Step 2: Convert to fraction form
    584,622.24/806,778.24 = 316,350.24/x
  3. Step 3: Cross multiply
    584,622.24x = 806,778.24 × 316,350.24
  4. Step 4: Simplify right side
    584,622.24x = 255,224,489,850.78
  5. Step 5: Solve for x
    x = 255,224,489,850.78/584,622.24
  6. Step 6: Final answer
    x = 436,563.09

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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.