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Finding the Fourth Proportional to 627,054.06, 940,830.32 and 200,655.58

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Solution

The fourth proportional to 627,054.06, 940,830.32 and 200,655.58 is: 301,063.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,054.06 : 940,830.32 = 200,655.58 : x
  2. Step 2: Convert to fraction form
    627,054.06/940,830.32 = 200,655.58/x
  3. Step 3: Cross multiply
    627,054.06x = 940,830.32 × 200,655.58
  4. Step 4: Simplify right side
    627,054.06x = 188,782,852,537.91
  5. Step 5: Solve for x
    x = 188,782,852,537.91/627,054.06
  6. Step 6: Final answer
    x = 301,063.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.