Home / 936,923.82-1,292,955.30-507,203.94

Finding the Fourth Proportional to 936,923.82, 1,292,955.30 and 507,203.94

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Solution

The fourth proportional to 936,923.82, 1,292,955.30 and 507,203.94 is: 699,941.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,923.82 : 1,292,955.30 = 507,203.94 : x
  2. Step 2: Convert to fraction form
    936,923.82/1,292,955.30 = 507,203.94/x
  3. Step 3: Cross multiply
    936,923.82x = 1,292,955.30 × 507,203.94
  4. Step 4: Simplify right side
    936,923.82x = 655,792,019,867.86
  5. Step 5: Solve for x
    x = 655,792,019,867.86/936,923.82
  6. Step 6: Final answer
    x = 699,941.67

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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.