Home / 370,824.20-556,236.30-277,512.20

Finding the Fourth Proportional to 370,824.20, 556,236.30 and 277,512.20

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Solution

The fourth proportional to 370,824.20, 556,236.30 and 277,512.20 is: 416,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,824.20 : 556,236.30 = 277,512.20 : x
  2. Step 2: Convert to fraction form
    370,824.20/556,236.30 = 277,512.20/x
  3. Step 3: Cross multiply
    370,824.20x = 556,236.30 × 277,512.20
  4. Step 4: Simplify right side
    370,824.20x = 154,362,359,332.86
  5. Step 5: Solve for x
    x = 154,362,359,332.86/370,824.20
  6. Step 6: Final answer
    x = 416,268.30

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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.