Home / 734,080.40-1,101,811.80-454,144.40

Finding the Fourth Proportional to 734,080.40, 1,101,811.80 and 454,144.40

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Solution

The fourth proportional to 734,080.40, 1,101,811.80 and 454,144.40 is: 681,644.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,080.40 : 1,101,811.80 = 454,144.40 : x
  2. Step 2: Convert to fraction form
    734,080.40/1,101,811.80 = 454,144.40/x
  3. Step 3: Cross multiply
    734,080.40x = 1,101,811.80 × 454,144.40
  4. Step 4: Simplify right side
    734,080.40x = 500,381,658,823.92
  5. Step 5: Solve for x
    x = 500,381,658,823.92/734,080.40
  6. Step 6: Final answer
    x = 681,644.22

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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.