Home / 939,852.62-1,296,997.93-510,132.84

Finding the Fourth Proportional to 939,852.62, 1,296,997.93 and 510,132.84

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Solution

The fourth proportional to 939,852.62, 1,296,997.93 and 510,132.84 is: 703,984.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,852.62 : 1,296,997.93 = 510,132.84 : x
  2. Step 2: Convert to fraction form
    939,852.62/1,296,997.93 = 510,132.84/x
  3. Step 3: Cross multiply
    939,852.62x = 1,296,997.93 × 510,132.84
  4. Step 4: Simplify right side
    939,852.62x = 661,641,237,505.02
  5. Step 5: Solve for x
    x = 661,641,237,505.02/939,852.62
  6. Step 6: Final answer
    x = 703,984.03

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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.