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Finding the Fourth Proportional to 607,891.45, 911,702.80 and 175,514.98

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Solution

The fourth proportional to 607,891.45, 911,702.80 and 175,514.98 is: 263,233.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,891.45 : 911,702.80 = 175,514.98 : x
  2. Step 2: Convert to fraction form
    607,891.45/911,702.80 = 175,514.98/x
  3. Step 3: Cross multiply
    607,891.45x = 911,702.80 × 175,514.98
  4. Step 4: Simplify right side
    607,891.45x = 160,017,498,707.94
  5. Step 5: Solve for x
    x = 160,017,498,707.94/607,891.45
  6. Step 6: Final answer
    x = 263,233.67

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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.