Home / 1,274,334.05-1,911,208.97-363,499.18

Finding the Fourth Proportional to 1,274,334.05, 1,911,208.97 and 363,499.18

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Solution

The fourth proportional to 1,274,334.05, 1,911,208.97 and 363,499.18 is: 545,165.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,334.05 : 1,911,208.97 = 363,499.18 : x
  2. Step 2: Convert to fraction form
    1,274,334.05/1,911,208.97 = 363,499.18/x
  3. Step 3: Cross multiply
    1,274,334.05x = 1,911,208.97 × 363,499.18
  4. Step 4: Simplify right side
    1,274,334.05x = 694,722,885,327.86
  5. Step 5: Solve for x
    x = 694,722,885,327.86/1,274,334.05
  6. Step 6: Final answer
    x = 545,165.44

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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.