Home / 746,019.37-1,029,506.74-406,487.62

Finding the Fourth Proportional to 746,019.37, 1,029,506.74 and 406,487.62

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Solution

The fourth proportional to 746,019.37, 1,029,506.74 and 406,487.62 is: 560,952.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,019.37 : 1,029,506.74 = 406,487.62 : x
  2. Step 2: Convert to fraction form
    746,019.37/1,029,506.74 = 406,487.62/x
  3. Step 3: Cross multiply
    746,019.37x = 1,029,506.74 × 406,487.62
  4. Step 4: Simplify right side
    746,019.37x = 418,481,744,516.56
  5. Step 5: Solve for x
    x = 418,481,744,516.56/746,019.37
  6. Step 6: Final answer
    x = 560,952.92

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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.