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Finding the Fourth Proportional to 341,777.40, 471,650.52 and 188,825.45

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Solution

The fourth proportional to 341,777.40, 471,650.52 and 188,825.45 is: 260,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,777.40 : 471,650.52 = 188,825.45 : x
  2. Step 2: Convert to fraction form
    341,777.40/471,650.52 = 188,825.45/x
  3. Step 3: Cross multiply
    341,777.40x = 471,650.52 × 188,825.45
  4. Step 4: Simplify right side
    341,777.40x = 89,059,621,681.73
  5. Step 5: Solve for x
    x = 89,059,621,681.73/341,777.40
  6. Step 6: Final answer
    x = 260,577.85

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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.