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Finding the Fourth Proportional to 573,907.52, 860,865.60 and 199,929.92

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Solution

The fourth proportional to 573,907.52, 860,865.60 and 199,929.92 is: 299,896.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,907.52 : 860,865.60 = 199,929.92 : x
  2. Step 2: Convert to fraction form
    573,907.52/860,865.60 = 199,929.92/x
  3. Step 3: Cross multiply
    573,907.52x = 860,865.60 × 199,929.92
  4. Step 4: Simplify right side
    573,907.52x = 172,112,790,538.75
  5. Step 5: Solve for x
    x = 172,112,790,538.75/573,907.52
  6. Step 6: Final answer
    x = 299,896.38

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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.