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Finding the Fourth Proportional to 523,818.22, 785,069.98 and 223,946.36

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Solution

The fourth proportional to 523,818.22, 785,069.98 and 223,946.36 is: 335,638.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,818.22 : 785,069.98 = 223,946.36 : x
  2. Step 2: Convert to fraction form
    523,818.22/785,069.98 = 223,946.36/x
  3. Step 3: Cross multiply
    523,818.22x = 785,069.98 × 223,946.36
  4. Step 4: Simplify right side
    523,818.22x = 175,813,564,366.27
  5. Step 5: Solve for x
    x = 175,813,564,366.27/523,818.22
  6. Step 6: Final answer
    x = 335,638.51

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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.