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Finding the Fourth Proportional to 569,369.53, 853,763.82 and 190,153.66

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Solution

The fourth proportional to 569,369.53, 853,763.82 and 190,153.66 is: 285,133.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,369.53 : 853,763.82 = 190,153.66 : x
  2. Step 2: Convert to fraction form
    569,369.53/853,763.82 = 190,153.66/x
  3. Step 3: Cross multiply
    569,369.53x = 853,763.82 × 190,153.66
  4. Step 4: Simplify right side
    569,369.53x = 162,346,315,148.58
  5. Step 5: Solve for x
    x = 162,346,315,148.58/569,369.53
  6. Step 6: Final answer
    x = 285,133.48

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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.