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Finding the Fourth Proportional to 569,657.60, 854,486.40 and 237,190.40

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Solution

The fourth proportional to 569,657.60, 854,486.40 and 237,190.40 is: 355,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,657.60 : 854,486.40 = 237,190.40 : x
  2. Step 2: Convert to fraction form
    569,657.60/854,486.40 = 237,190.40/x
  3. Step 3: Cross multiply
    569,657.60x = 854,486.40 × 237,190.40
  4. Step 4: Simplify right side
    569,657.60x = 202,675,971,010.56
  5. Step 5: Solve for x
    x = 202,675,971,010.56/569,657.60
  6. Step 6: Final answer
    x = 355,785.60

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Similar ratio
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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.