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Finding the Fourth Proportional to 341,783.52, 471,683.12 and 190,880.52

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Solution

The fourth proportional to 341,783.52, 471,683.12 and 190,880.52 is: 263,427.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,783.52 : 471,683.12 = 190,880.52 : x
  2. Step 2: Convert to fraction form
    341,783.52/471,683.12 = 190,880.52/x
  3. Step 3: Cross multiply
    341,783.52x = 471,683.12 × 190,880.52
  4. Step 4: Simplify right side
    341,783.52x = 90,035,119,220.82
  5. Step 5: Solve for x
    x = 90,035,119,220.82/341,783.52
  6. Step 6: Final answer
    x = 263,427.33

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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.