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Finding the Fourth Proportional to 353,244.40, 529,866.60 and 347,412.40

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Solution

The fourth proportional to 353,244.40, 529,866.60 and 347,412.40 is: 521,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,244.40 : 529,866.60 = 347,412.40 : x
  2. Step 2: Convert to fraction form
    353,244.40/529,866.60 = 347,412.40/x
  3. Step 3: Cross multiply
    353,244.40x = 529,866.60 × 347,412.40
  4. Step 4: Simplify right side
    353,244.40x = 184,082,227,185.84
  5. Step 5: Solve for x
    x = 184,082,227,185.84/353,244.40
  6. Step 6: Final answer
    x = 521,118.60

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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.