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Finding the Fourth Proportional to 603,129.42, 904,358.76 and 248,383.44

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Solution

The fourth proportional to 603,129.42, 904,358.76 and 248,383.44 is: 372,437.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,129.42 : 904,358.76 = 248,383.44 : x
  2. Step 2: Convert to fraction form
    603,129.42/904,358.76 = 248,383.44/x
  3. Step 3: Cross multiply
    603,129.42x = 904,358.76 × 248,383.44
  4. Step 4: Simplify right side
    603,129.42x = 224,627,739,802.93
  5. Step 5: Solve for x
    x = 224,627,739,802.93/603,129.42
  6. Step 6: Final answer
    x = 372,437.05

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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.