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Finding the Fourth Proportional to 529,419.44, 793,574.04 and 259,174.93

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Solution

The fourth proportional to 529,419.44, 793,574.04 and 259,174.93 is: 388,490.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,419.44 : 793,574.04 = 259,174.93 : x
  2. Step 2: Convert to fraction form
    529,419.44/793,574.04 = 259,174.93/x
  3. Step 3: Cross multiply
    529,419.44x = 793,574.04 × 259,174.93
  4. Step 4: Simplify right side
    529,419.44x = 205,674,495,284.88
  5. Step 5: Solve for x
    x = 205,674,495,284.88/529,419.44
  6. Step 6: Final answer
    x = 388,490.63

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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.