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Finding the Fourth Proportional to 531,003.60, 794,201.40 and 475,246.80

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Solution

The fourth proportional to 531,003.60, 794,201.40 and 475,246.80 is: 710,808.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,003.60 : 794,201.40 = 475,246.80 : x
  2. Step 2: Convert to fraction form
    531,003.60/794,201.40 = 475,246.80/x
  3. Step 3: Cross multiply
    531,003.60x = 794,201.40 × 475,246.80
  4. Step 4: Simplify right side
    531,003.60x = 377,441,673,905.52
  5. Step 5: Solve for x
    x = 377,441,673,905.52/531,003.60
  6. Step 6: Final answer
    x = 710,808.13

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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.