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Finding the Fourth Proportional to 569,817.52, 854,771.22 and 190,740.46

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Solution

The fourth proportional to 569,817.52, 854,771.22 and 190,740.46 is: 286,125.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,817.52 : 854,771.22 = 190,740.46 : x
  2. Step 2: Convert to fraction form
    569,817.52/854,771.22 = 190,740.46/x
  3. Step 3: Cross multiply
    569,817.52x = 854,771.22 × 190,740.46
  4. Step 4: Simplify right side
    569,817.52x = 163,039,455,697.56
  5. Step 5: Solve for x
    x = 163,039,455,697.56/569,817.52
  6. Step 6: Final answer
    x = 286,125.73

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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.