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Finding the Fourth Proportional to 341,245.40, 511,868.06 and 116,607.77

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Solution

The fourth proportional to 341,245.40, 511,868.06 and 116,607.77 is: 174,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,245.40 : 511,868.06 = 116,607.77 : x
  2. Step 2: Convert to fraction form
    341,245.40/511,868.06 = 116,607.77/x
  3. Step 3: Cross multiply
    341,245.40x = 511,868.06 × 116,607.77
  4. Step 4: Simplify right side
    341,245.40x = 59,687,793,010.83
  5. Step 5: Solve for x
    x = 59,687,793,010.83/341,245.40
  6. Step 6: Final answer
    x = 174,911.64

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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.