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Finding the Fourth Proportional to 569,123.60, 853,728.60 and 169,733.12

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Solution

The fourth proportional to 569,123.60, 853,728.60 and 169,733.12 is: 254,612.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,123.60 : 853,728.60 = 169,733.12 : x
  2. Step 2: Convert to fraction form
    569,123.60/853,728.60 = 169,733.12/x
  3. Step 3: Cross multiply
    569,123.60x = 853,728.60 × 169,733.12
  4. Step 4: Simplify right side
    569,123.60x = 144,906,018,911.23
  5. Step 5: Solve for x
    x = 144,906,018,911.23/569,123.60
  6. Step 6: Final answer
    x = 254,612.56

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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.