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Finding the Fourth Proportional to 548,859.30, 823,047.03 and 174,920.10

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Solution

The fourth proportional to 548,859.30, 823,047.03 and 174,920.10 is: 262,303.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,859.30 : 823,047.03 = 174,920.10 : x
  2. Step 2: Convert to fraction form
    548,859.30/823,047.03 = 174,920.10/x
  3. Step 3: Cross multiply
    548,859.30x = 823,047.03 × 174,920.10
  4. Step 4: Simplify right side
    548,859.30x = 143,967,468,792.30
  5. Step 5: Solve for x
    x = 143,967,468,792.30/548,859.30
  6. Step 6: Final answer
    x = 262,303.05

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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.