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Finding the Fourth Proportional to 383,384.07, 575,076.24 and 102,901.32

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Solution

The fourth proportional to 383,384.07, 575,076.24 and 102,901.32 is: 154,352.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,384.07 : 575,076.24 = 102,901.32 : x
  2. Step 2: Convert to fraction form
    383,384.07/575,076.24 = 102,901.32/x
  3. Step 3: Cross multiply
    383,384.07x = 575,076.24 × 102,901.32
  4. Step 4: Simplify right side
    383,384.07x = 59,176,104,196.64
  5. Step 5: Solve for x
    x = 59,176,104,196.64/383,384.07
  6. Step 6: Final answer
    x = 154,352.02

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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.