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Finding the Fourth Proportional to 574,130.16, 860,867.04 and 174,652.80

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Solution

The fourth proportional to 574,130.16, 860,867.04 and 174,652.80 is: 261,879.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,130.16 : 860,867.04 = 174,652.80 : x
  2. Step 2: Convert to fraction form
    574,130.16/860,867.04 = 174,652.80/x
  3. Step 3: Cross multiply
    574,130.16x = 860,867.04 × 174,652.80
  4. Step 4: Simplify right side
    574,130.16x = 150,352,838,963.71
  5. Step 5: Solve for x
    x = 150,352,838,963.71/574,130.16
  6. Step 6: Final answer
    x = 261,879.36

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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.