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Finding the Fourth Proportional to 573,916.80, 860,875.20 and 174,554.40

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Solution

The fourth proportional to 573,916.80, 860,875.20 and 174,554.40 is: 261,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,916.80 : 860,875.20 = 174,554.40 : x
  2. Step 2: Convert to fraction form
    573,916.80/860,875.20 = 174,554.40/x
  3. Step 3: Cross multiply
    573,916.80x = 860,875.20 × 174,554.40
  4. Step 4: Simplify right side
    573,916.80x = 150,269,554,010.88
  5. Step 5: Solve for x
    x = 150,269,554,010.88/573,916.80
  6. Step 6: Final answer
    x = 261,831.60

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Similar ratio
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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.