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Finding the Fourth Proportional to 341,211.45, 511,798.71 and 104,554.83

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Solution

The fourth proportional to 341,211.45, 511,798.71 and 104,554.83 is: 156,826.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,211.45 : 511,798.71 = 104,554.83 : x
  2. Step 2: Convert to fraction form
    341,211.45/511,798.71 = 104,554.83/x
  3. Step 3: Cross multiply
    341,211.45x = 511,798.71 × 104,554.83
  4. Step 4: Simplify right side
    341,211.45x = 53,511,027,118.27
  5. Step 5: Solve for x
    x = 53,511,027,118.27/341,211.45
  6. Step 6: Final answer
    x = 156,826.59

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1.5x scale

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.