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Finding the Fourth Proportional to 341,178.21, 470,673.72 and 197,855.24

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Solution

The fourth proportional to 341,178.21, 470,673.72 and 197,855.24 is: 272,951.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,178.21 : 470,673.72 = 197,855.24 : x
  2. Step 2: Convert to fraction form
    341,178.21/470,673.72 = 197,855.24/x
  3. Step 3: Cross multiply
    341,178.21x = 470,673.72 × 197,855.24
  4. Step 4: Simplify right side
    341,178.21x = 93,125,259,478.92
  5. Step 5: Solve for x
    x = 93,125,259,478.92/341,178.21
  6. Step 6: Final answer
    x = 272,951.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.