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Finding the Fourth Proportional to 573,432.37, 860,241.59 and 189,066.43

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Solution

The fourth proportional to 573,432.37, 860,241.59 and 189,066.43 is: 283,630.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,432.37 : 860,241.59 = 189,066.43 : x
  2. Step 2: Convert to fraction form
    573,432.37/860,241.59 = 189,066.43/x
  3. Step 3: Cross multiply
    573,432.37x = 860,241.59 × 189,066.43
  4. Step 4: Simplify right side
    573,432.37x = 162,642,806,358.82
  5. Step 5: Solve for x
    x = 162,642,806,358.82/573,432.37
  6. Step 6: Final answer
    x = 283,630.32

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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.