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Finding the Fourth Proportional to 446,795.60, 670,193.40 and 401,176.40

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Solution

The fourth proportional to 446,795.60, 670,193.40 and 401,176.40 is: 601,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,795.60 : 670,193.40 = 401,176.40 : x
  2. Step 2: Convert to fraction form
    446,795.60/670,193.40 = 401,176.40/x
  3. Step 3: Cross multiply
    446,795.60x = 670,193.40 × 401,176.40
  4. Step 4: Simplify right side
    446,795.60x = 268,865,775,515.76
  5. Step 5: Solve for x
    x = 268,865,775,515.76/446,795.60
  6. Step 6: Final answer
    x = 601,764.60

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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.