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Finding the Fourth Proportional to 623,187.84, 934,907.51 and 196,790.27

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Solution

The fourth proportional to 623,187.84, 934,907.51 and 196,790.27 is: 295,225.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,187.84 : 934,907.51 = 196,790.27 : x
  2. Step 2: Convert to fraction form
    623,187.84/934,907.51 = 196,790.27/x
  3. Step 3: Cross multiply
    623,187.84x = 934,907.51 × 196,790.27
  4. Step 4: Simplify right side
    623,187.84x = 183,980,695,659.44
  5. Step 5: Solve for x
    x = 183,980,695,659.44/623,187.84
  6. Step 6: Final answer
    x = 295,225.11

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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.