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Finding the Fourth Proportional to 573,653,252.80, 860,479,879.20 and 164,656,259.20

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Solution

The fourth proportional to 573,653,252.80, 860,479,879.20 and 164,656,259.20 is: 246,984,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,653,252.80 : 860,479,879.20 = 164,656,259.20 : x
  2. Step 2: Convert to fraction form
    573,653,252.80/860,479,879.20 = 164,656,259.20/x
  3. Step 3: Cross multiply
    573,653,252.80x = 860,479,879.20 × 164,656,259.20
  4. Step 4: Simplify right side
    573,653,252.80x = 141,683,398,025,939,888
  5. Step 5: Solve for x
    x = 141,683,398,025,939,888/573,653,252.80
  6. Step 6: Final answer
    x = 246,984,388.80

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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.