Home / 648,365.54-972,674.26-248,976.95

Finding the Fourth Proportional to 648,365.54, 972,674.26 and 248,976.95

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Solution

The fourth proportional to 648,365.54, 972,674.26 and 248,976.95 is: 373,513.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,365.54 : 972,674.26 = 248,976.95 : x
  2. Step 2: Convert to fraction form
    648,365.54/972,674.26 = 248,976.95/x
  3. Step 3: Cross multiply
    648,365.54x = 972,674.26 × 248,976.95
  4. Step 4: Simplify right side
    648,365.54x = 242,173,465,112.49
  5. Step 5: Solve for x
    x = 242,173,465,112.49/648,365.54
  6. Step 6: Final answer
    x = 373,513.79

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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.