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Finding the Fourth Proportional to 595,878.40, 893,558.40 and 196,364.80

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Solution

The fourth proportional to 595,878.40, 893,558.40 and 196,364.80 is: 294,461.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,878.40 : 893,558.40 = 196,364.80 : x
  2. Step 2: Convert to fraction form
    595,878.40/893,558.40 = 196,364.80/x
  3. Step 3: Cross multiply
    595,878.40x = 893,558.40 × 196,364.80
  4. Step 4: Simplify right side
    595,878.40x = 175,463,416,504.32
  5. Step 5: Solve for x
    x = 175,463,416,504.32/595,878.40
  6. Step 6: Final answer
    x = 294,461.78

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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.