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Finding the Fourth Proportional to 587,311.80, 882,810.90 and 576,252.60

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Solution

The fourth proportional to 587,311.80, 882,810.90 and 576,252.60 is: 866,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,311.80 : 882,810.90 = 576,252.60 : x
  2. Step 2: Convert to fraction form
    587,311.80/882,810.90 = 576,252.60/x
  3. Step 3: Cross multiply
    587,311.80x = 882,810.90 × 576,252.60
  4. Step 4: Simplify right side
    587,311.80x = 508,722,076,433.34
  5. Step 5: Solve for x
    x = 508,722,076,433.34/587,311.80
  6. Step 6: Final answer
    x = 866,187.39

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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.