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Finding the Fourth Proportional to 566,755.60, 848,165.10 and 389,608.60

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Solution

The fourth proportional to 566,755.60, 848,165.10 and 389,608.60 is: 583,059.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,755.60 : 848,165.10 = 389,608.60 : x
  2. Step 2: Convert to fraction form
    566,755.60/848,165.10 = 389,608.60/x
  3. Step 3: Cross multiply
    566,755.60x = 848,165.10 × 389,608.60
  4. Step 4: Simplify right side
    566,755.60x = 330,452,417,179.86
  5. Step 5: Solve for x
    x = 330,452,417,179.86/566,755.60
  6. Step 6: Final answer
    x = 583,059.82

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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.