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Finding the Fourth Proportional to 552,080.07, 828,120.30 and 173,030.22

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Solution

The fourth proportional to 552,080.07, 828,120.30 and 173,030.22 is: 259,545.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,080.07 : 828,120.30 = 173,030.22 : x
  2. Step 2: Convert to fraction form
    552,080.07/828,120.30 = 173,030.22/x
  3. Step 3: Cross multiply
    552,080.07x = 828,120.30 × 173,030.22
  4. Step 4: Simplify right side
    552,080.07x = 143,289,834,969.48
  5. Step 5: Solve for x
    x = 143,289,834,969.48/552,080.07
  6. Step 6: Final answer
    x = 259,545.38

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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.