Home / 863,733.87-1,191,949.39-476,573.39

Finding the Fourth Proportional to 863,733.87, 1,191,949.39 and 476,573.39

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Solution

The fourth proportional to 863,733.87, 1,191,949.39 and 476,573.39 is: 657,669.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,733.87 : 1,191,949.39 = 476,573.39 : x
  2. Step 2: Convert to fraction form
    863,733.87/1,191,949.39 = 476,573.39/x
  3. Step 3: Cross multiply
    863,733.87x = 1,191,949.39 × 476,573.39
  4. Step 4: Simplify right side
    863,733.87x = 568,051,360,606.51
  5. Step 5: Solve for x
    x = 568,051,360,606.51/863,733.87
  6. Step 6: Final answer
    x = 657,669.43

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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.