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Finding the Fourth Proportional to 277,435.99, 382,820.61 and 168,483.67

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Solution

The fourth proportional to 277,435.99, 382,820.61 and 168,483.67 is: 232,482.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,435.99 : 382,820.61 = 168,483.67 : x
  2. Step 2: Convert to fraction form
    277,435.99/382,820.61 = 168,483.67/x
  3. Step 3: Cross multiply
    277,435.99x = 382,820.61 × 168,483.67
  4. Step 4: Simplify right side
    277,435.99x = 64,499,021,324.44
  5. Step 5: Solve for x
    x = 64,499,021,324.44/277,435.99
  6. Step 6: Final answer
    x = 232,482.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.