Home / 939,793.26-1,296,902.10-510,069.60

Finding the Fourth Proportional to 939,793.26, 1,296,902.10 and 510,069.60

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Solution

The fourth proportional to 939,793.26, 1,296,902.10 and 510,069.60 is: 703,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,793.26 : 1,296,902.10 = 510,069.60 : x
  2. Step 2: Convert to fraction form
    939,793.26/1,296,902.10 = 510,069.60/x
  3. Step 3: Cross multiply
    939,793.26x = 1,296,902.10 × 510,069.60
  4. Step 4: Simplify right side
    939,793.26x = 661,510,335,386.16
  5. Step 5: Solve for x
    x = 661,510,335,386.16/939,793.26
  6. Step 6: Final answer
    x = 703,889.21

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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.