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Finding the Fourth Proportional to 366,573.17, 505,870.19 and 223,333.33

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Solution

The fourth proportional to 366,573.17, 505,870.19 and 223,333.33 is: 308,199.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,573.17 : 505,870.19 = 223,333.33 : x
  2. Step 2: Convert to fraction form
    366,573.17/505,870.19 = 223,333.33/x
  3. Step 3: Cross multiply
    366,573.17x = 505,870.19 × 223,333.33
  4. Step 4: Simplify right side
    366,573.17x = 112,977,671,434.21
  5. Step 5: Solve for x
    x = 112,977,671,434.21/366,573.17
  6. Step 6: Final answer
    x = 308,199.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.