Home / 819,696.99-1,229,627.51-251,071.52

Finding the Fourth Proportional to 819,696.99, 1,229,627.51 and 251,071.52

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Solution

The fourth proportional to 819,696.99, 1,229,627.51 and 251,071.52 is: 376,632.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,696.99 : 1,229,627.51 = 251,071.52 : x
  2. Step 2: Convert to fraction form
    819,696.99/1,229,627.51 = 251,071.52/x
  3. Step 3: Cross multiply
    819,696.99x = 1,229,627.51 × 251,071.52
  4. Step 4: Simplify right side
    819,696.99x = 308,724,446,714.16
  5. Step 5: Solve for x
    x = 308,724,446,714.16/819,696.99
  6. Step 6: Final answer
    x = 376,632.40

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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.