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Finding the Fourth Proportional to 529,719.30, 794,603.43 and 174,764.34

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Solution

The fourth proportional to 529,719.30, 794,603.43 and 174,764.34 is: 262,154.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,719.30 : 794,603.43 = 174,764.34 : x
  2. Step 2: Convert to fraction form
    529,719.30/794,603.43 = 174,764.34/x
  3. Step 3: Cross multiply
    529,719.30x = 794,603.43 × 174,764.34
  4. Step 4: Simplify right side
    529,719.30x = 138,868,344,005.69
  5. Step 5: Solve for x
    x = 138,868,344,005.69/529,719.30
  6. Step 6: Final answer
    x = 262,154.59

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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.