Home / 943,743.24-1,415,611.62-382,776.12

Finding the Fourth Proportional to 943,743.24, 1,415,611.62 and 382,776.12

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Solution

The fourth proportional to 943,743.24, 1,415,611.62 and 382,776.12 is: 574,162.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,743.24 : 1,415,611.62 = 382,776.12 : x
  2. Step 2: Convert to fraction form
    943,743.24/1,415,611.62 = 382,776.12/x
  3. Step 3: Cross multiply
    943,743.24x = 1,415,611.62 × 382,776.12
  4. Step 4: Simplify right side
    943,743.24x = 541,862,323,330.51
  5. Step 5: Solve for x
    x = 541,862,323,330.51/943,743.24
  6. Step 6: Final answer
    x = 574,162.87

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.