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Finding the Fourth Proportional to 346,225.60, 519,408.60 and 196,537.60

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Solution

The fourth proportional to 346,225.60, 519,408.60 and 196,537.60 is: 294,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,225.60 : 519,408.60 = 196,537.60 : x
  2. Step 2: Convert to fraction form
    346,225.60/519,408.60 = 196,537.60/x
  3. Step 3: Cross multiply
    346,225.60x = 519,408.60 × 196,537.60
  4. Step 4: Simplify right side
    346,225.60x = 102,083,319,663.36
  5. Step 5: Solve for x
    x = 102,083,319,663.36/346,225.60
  6. Step 6: Final answer
    x = 294,846.25

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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.