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Finding the Fourth Proportional to 341,885.48, 471,705.90 and 196,683.68

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Solution

The fourth proportional to 341,885.48, 471,705.90 and 196,683.68 is: 271,368.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,885.48 : 471,705.90 = 196,683.68 : x
  2. Step 2: Convert to fraction form
    341,885.48/471,705.90 = 196,683.68/x
  3. Step 3: Cross multiply
    341,885.48x = 471,705.90 × 196,683.68
  4. Step 4: Simplify right side
    341,885.48x = 92,776,852,289.71
  5. Step 5: Solve for x
    x = 92,776,852,289.71/341,885.48
  6. Step 6: Final answer
    x = 271,368.21

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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.