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Finding the Fourth Proportional to 529,788.45, 794,710.24 and 174,830.15

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Solution

The fourth proportional to 529,788.45, 794,710.24 and 174,830.15 is: 262,254.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,788.45 : 794,710.24 = 174,830.15 : x
  2. Step 2: Convert to fraction form
    529,788.45/794,710.24 = 174,830.15/x
  3. Step 3: Cross multiply
    529,788.45x = 794,710.24 × 174,830.15
  4. Step 4: Simplify right side
    529,788.45x = 138,939,307,545.19
  5. Step 5: Solve for x
    x = 138,939,307,545.19/529,788.45
  6. Step 6: Final answer
    x = 262,254.32

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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.