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Finding the Fourth Proportional to 341,618.49, 471,559.32 and 205,658.76

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Solution

The fourth proportional to 341,618.49, 471,559.32 and 205,658.76 is: 283,884.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,618.49 : 471,559.32 = 205,658.76 : x
  2. Step 2: Convert to fraction form
    341,618.49/471,559.32 = 205,658.76/x
  3. Step 3: Cross multiply
    341,618.49x = 471,559.32 × 205,658.76
  4. Step 4: Simplify right side
    341,618.49x = 96,980,305,017.64
  5. Step 5: Solve for x
    x = 96,980,305,017.64/341,618.49
  6. Step 6: Final answer
    x = 283,884.82

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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.