Home / 931,040.47-1,397,173.07-510,611.59

Finding the Fourth Proportional to 931,040.47, 1,397,173.07 and 510,611.59

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Solution

The fourth proportional to 931,040.47, 1,397,173.07 and 510,611.59 is: 766,253.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,040.47 : 1,397,173.07 = 510,611.59 : x
  2. Step 2: Convert to fraction form
    931,040.47/1,397,173.07 = 510,611.59/x
  3. Step 3: Cross multiply
    931,040.47x = 1,397,173.07 × 510,611.59
  4. Step 4: Simplify right side
    931,040.47x = 713,412,762,777.88
  5. Step 5: Solve for x
    x = 713,412,762,777.88/931,040.47
  6. Step 6: Final answer
    x = 766,253.23

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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.