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Finding the Fourth Proportional to 341,969.15, 471,941.85 and 189,004.06

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Solution

The fourth proportional to 341,969.15, 471,941.85 and 189,004.06 is: 260,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,969.15 : 471,941.85 = 189,004.06 : x
  2. Step 2: Convert to fraction form
    341,969.15/471,941.85 = 189,004.06/x
  3. Step 3: Cross multiply
    341,969.15x = 471,941.85 × 189,004.06
  4. Step 4: Simplify right side
    341,969.15x = 89,198,925,733.91
  5. Step 5: Solve for x
    x = 89,198,925,733.91/341,969.15
  6. Step 6: Final answer
    x = 260,839.10

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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.