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Finding the Fourth Proportional to 245,783.75, 368,300.07 and 165,524.95

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Solution

The fourth proportional to 245,783.75, 368,300.07 and 165,524.95 is: 248,034.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,783.75 : 368,300.07 = 165,524.95 : x
  2. Step 2: Convert to fraction form
    245,783.75/368,300.07 = 165,524.95/x
  3. Step 3: Cross multiply
    245,783.75x = 368,300.07 × 165,524.95
  4. Step 4: Simplify right side
    245,783.75x = 60,962,849,751.00
  5. Step 5: Solve for x
    x = 60,962,849,751.00/245,783.75
  6. Step 6: Final answer
    x = 248,034.50

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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.