Home / 406,284.68-560,486.75-263,090.85

Finding the Fourth Proportional to 406,284.68, 560,486.75 and 263,090.85

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Solution

The fourth proportional to 406,284.68, 560,486.75 and 263,090.85 is: 362,944.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,284.68 : 560,486.75 = 263,090.85 : x
  2. Step 2: Convert to fraction form
    406,284.68/560,486.75 = 263,090.85/x
  3. Step 3: Cross multiply
    406,284.68x = 560,486.75 × 263,090.85
  4. Step 4: Simplify right side
    406,284.68x = 147,458,934,155.78
  5. Step 5: Solve for x
    x = 147,458,934,155.78/406,284.68
  6. Step 6: Final answer
    x = 362,944.86

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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.