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Finding the Fourth Proportional to 263,374.77, 363,461.85 and 148,676.34

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Solution

The fourth proportional to 263,374.77, 363,461.85 and 148,676.34 is: 205,175.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,374.77 : 363,461.85 = 148,676.34 : x
  2. Step 2: Convert to fraction form
    263,374.77/363,461.85 = 148,676.34/x
  3. Step 3: Cross multiply
    263,374.77x = 363,461.85 × 148,676.34
  4. Step 4: Simplify right side
    263,374.77x = 54,038,177,587.63
  5. Step 5: Solve for x
    x = 54,038,177,587.63/263,374.77
  6. Step 6: Final answer
    x = 205,175.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.