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Finding the Fourth Proportional to 573,784.73, 860,645.95 and 174,394.36

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Solution

The fourth proportional to 573,784.73, 860,645.95 and 174,394.36 is: 261,582.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,784.73 : 860,645.95 = 174,394.36 : x
  2. Step 2: Convert to fraction form
    573,784.73/860,645.95 = 174,394.36/x
  3. Step 3: Cross multiply
    573,784.73x = 860,645.95 × 174,394.36
  4. Step 4: Simplify right side
    573,784.73x = 150,091,799,636.84
  5. Step 5: Solve for x
    x = 150,091,799,636.84/573,784.73
  6. Step 6: Final answer
    x = 261,582.07

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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.