Home / 778,977.45-1,168,630.20-246,552.30

Finding the Fourth Proportional to 778,977.45, 1,168,630.20 and 246,552.30

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Solution

The fourth proportional to 778,977.45, 1,168,630.20 and 246,552.30 is: 369,880.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,977.45 : 1,168,630.20 = 246,552.30 : x
  2. Step 2: Convert to fraction form
    778,977.45/1,168,630.20 = 246,552.30/x
  3. Step 3: Cross multiply
    778,977.45x = 1,168,630.20 × 246,552.30
  4. Step 4: Simplify right side
    778,977.45x = 288,128,463,659.46
  5. Step 5: Solve for x
    x = 288,128,463,659.46/778,977.45
  6. Step 6: Final answer
    x = 369,880.37

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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.