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Finding the Fourth Proportional to 341,463.17, 471,219.87 and 188,501.57

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Solution

The fourth proportional to 341,463.17, 471,219.87 and 188,501.57 is: 260,132.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,463.17 : 471,219.87 = 188,501.57 : x
  2. Step 2: Convert to fraction form
    341,463.17/471,219.87 = 188,501.57/x
  3. Step 3: Cross multiply
    341,463.17x = 471,219.87 × 188,501.57
  4. Step 4: Simplify right side
    341,463.17x = 88,825,686,488.25
  5. Step 5: Solve for x
    x = 88,825,686,488.25/341,463.17
  6. Step 6: Final answer
    x = 260,132.56

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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.