Home / 746,202.60-1,029,755.70-406,667.88

Finding the Fourth Proportional to 746,202.60, 1,029,755.70 and 406,667.88

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Solution

The fourth proportional to 746,202.60, 1,029,755.70 and 406,667.88 is: 561,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,202.60 : 1,029,755.70 = 406,667.88 : x
  2. Step 2: Convert to fraction form
    746,202.60/1,029,755.70 = 406,667.88/x
  3. Step 3: Cross multiply
    746,202.60x = 1,029,755.70 × 406,667.88
  4. Step 4: Simplify right side
    746,202.60x = 418,768,567,436.92
  5. Step 5: Solve for x
    x = 418,768,567,436.92/746,202.60
  6. Step 6: Final answer
    x = 561,199.56

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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.