Home / 797,434.80-1,196,152.20-648,135.60

Finding the Fourth Proportional to 797,434.80, 1,196,152.20 and 648,135.60

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Solution

The fourth proportional to 797,434.80, 1,196,152.20 and 648,135.60 is: 972,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,434.80 : 1,196,152.20 = 648,135.60 : x
  2. Step 2: Convert to fraction form
    797,434.80/1,196,152.20 = 648,135.60/x
  3. Step 3: Cross multiply
    797,434.80x = 1,196,152.20 × 648,135.60
  4. Step 4: Simplify right side
    797,434.80x = 775,268,823,838.32
  5. Step 5: Solve for x
    x = 775,268,823,838.32/797,434.80
  6. Step 6: Final answer
    x = 972,203.40

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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.