Home / 627,935.60-866,556.84-341,458.16

Finding the Fourth Proportional to 627,935.60, 866,556.84 and 341,458.16

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Solution

The fourth proportional to 627,935.60, 866,556.84 and 341,458.16 is: 471,215.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,935.60 : 866,556.84 = 341,458.16 : x
  2. Step 2: Convert to fraction form
    627,935.60/866,556.84 = 341,458.16/x
  3. Step 3: Cross multiply
    627,935.60x = 866,556.84 × 341,458.16
  4. Step 4: Simplify right side
    627,935.60x = 295,892,904,121.81
  5. Step 5: Solve for x
    x = 295,892,904,121.81/627,935.60
  6. Step 6: Final answer
    x = 471,215.37

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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.