Home / 768,114.82-1,059,918.06-423,944.41

Finding the Fourth Proportional to 768,114.82, 1,059,918.06 and 423,944.41

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Solution

The fourth proportional to 768,114.82, 1,059,918.06 and 423,944.41 is: 584,998.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,114.82 : 1,059,918.06 = 423,944.41 : x
  2. Step 2: Convert to fraction form
    768,114.82/1,059,918.06 = 423,944.41/x
  3. Step 3: Cross multiply
    768,114.82x = 1,059,918.06 × 423,944.41
  4. Step 4: Simplify right side
    768,114.82x = 449,346,336,595.05
  5. Step 5: Solve for x
    x = 449,346,336,595.05/768,114.82
  6. Step 6: Final answer
    x = 584,998.92

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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.