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Finding the Fourth Proportional to 573,503.81, 860,359.19 and 236,357.10

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Solution

The fourth proportional to 573,503.81, 860,359.19 and 236,357.10 is: 354,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,503.81 : 860,359.19 = 236,357.10 : x
  2. Step 2: Convert to fraction form
    573,503.81/860,359.19 = 236,357.10/x
  3. Step 3: Cross multiply
    573,503.81x = 860,359.19 × 236,357.10
  4. Step 4: Simplify right side
    573,503.81x = 203,352,001,924.96
  5. Step 5: Solve for x
    x = 203,352,001,924.96/573,503.81
  6. Step 6: Final answer
    x = 354,578.30

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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.