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Finding the Fourth Proportional to 569,152.16, 853,840.34 and 169,784.09

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Solution

The fourth proportional to 569,152.16, 853,840.34 and 169,784.09 is: 254,709.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,152.16 : 853,840.34 = 169,784.09 : x
  2. Step 2: Convert to fraction form
    569,152.16/853,840.34 = 169,784.09/x
  3. Step 3: Cross multiply
    569,152.16x = 853,840.34 × 169,784.09
  4. Step 4: Simplify right side
    569,152.16x = 144,968,503,852.66
  5. Step 5: Solve for x
    x = 144,968,503,852.66/569,152.16
  6. Step 6: Final answer
    x = 254,709.57

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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.