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Finding the Fourth Proportional to 588,003.20, 882,004.80 and 378,051.20

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Solution

The fourth proportional to 588,003.20, 882,004.80 and 378,051.20 is: 567,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,003.20 : 882,004.80 = 378,051.20 : x
  2. Step 2: Convert to fraction form
    588,003.20/882,004.80 = 378,051.20/x
  3. Step 3: Cross multiply
    588,003.20x = 882,004.80 × 378,051.20
  4. Step 4: Simplify right side
    588,003.20x = 333,442,973,045.76
  5. Step 5: Solve for x
    x = 333,442,973,045.76/588,003.20
  6. Step 6: Final answer
    x = 567,076.80

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Double scale
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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.