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Finding the Fourth Proportional to 341,449.48, 471,226.98 and 190,569.16

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Solution

The fourth proportional to 341,449.48, 471,226.98 and 190,569.16 is: 263,000.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,449.48 : 471,226.98 = 190,569.16 : x
  2. Step 2: Convert to fraction form
    341,449.48/471,226.98 = 190,569.16/x
  3. Step 3: Cross multiply
    341,449.48x = 471,226.98 × 190,569.16
  4. Step 4: Simplify right side
    341,449.48x = 89,801,329,747.94
  5. Step 5: Solve for x
    x = 89,801,329,747.94/341,449.48
  6. Step 6: Final answer
    x = 263,000.34

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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.