Home / 936,346.40-1,292,019.49-568,632.32

Finding the Fourth Proportional to 936,346.40, 1,292,019.49 and 568,632.32

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Solution

The fourth proportional to 936,346.40, 1,292,019.49 and 568,632.32 is: 784,628.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,346.40 : 1,292,019.49 = 568,632.32 : x
  2. Step 2: Convert to fraction form
    936,346.40/1,292,019.49 = 568,632.32/x
  3. Step 3: Cross multiply
    936,346.40x = 1,292,019.49 × 568,632.32
  4. Step 4: Simplify right side
    936,346.40x = 734,684,040,083.92
  5. Step 5: Solve for x
    x = 734,684,040,083.92/936,346.40
  6. Step 6: Final answer
    x = 784,628.47

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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.