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Finding the Fourth Proportional to 341,963.32, 471,894.69 and 188,993.60

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Solution

The fourth proportional to 341,963.32, 471,894.69 and 188,993.60 is: 260,803.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,963.32 : 471,894.69 = 188,993.60 : x
  2. Step 2: Convert to fraction form
    341,963.32/471,894.69 = 188,993.60/x
  3. Step 3: Cross multiply
    341,963.32x = 471,894.69 × 188,993.60
  4. Step 4: Simplify right side
    341,963.32x = 89,185,076,283.98
  5. Step 5: Solve for x
    x = 89,185,076,283.98/341,963.32
  6. Step 6: Final answer
    x = 260,803.05

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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.