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Finding the Fourth Proportional to 341,188.75, 470,688.33 and 197,865.73

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Solution

The fourth proportional to 341,188.75, 470,688.33 and 197,865.73 is: 272,966.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,188.75 : 470,688.33 = 197,865.73 : x
  2. Step 2: Convert to fraction form
    341,188.75/470,688.33 = 197,865.73/x
  3. Step 3: Cross multiply
    341,188.75x = 470,688.33 × 197,865.73
  4. Step 4: Simplify right side
    341,188.75x = 93,133,090,017.93
  5. Step 5: Solve for x
    x = 93,133,090,017.93/341,188.75
  6. Step 6: Final answer
    x = 272,966.47

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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.