Home / 740,617.20-1,110,925.80-682,880.40

Finding the Fourth Proportional to 740,617.20, 1,110,925.80 and 682,880.40

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Solution

The fourth proportional to 740,617.20, 1,110,925.80 and 682,880.40 is: 1,024,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,617.20 : 1,110,925.80 = 682,880.40 : x
  2. Step 2: Convert to fraction form
    740,617.20/1,110,925.80 = 682,880.40/x
  3. Step 3: Cross multiply
    740,617.20x = 1,110,925.80 × 682,880.40
  4. Step 4: Simplify right side
    740,617.20x = 758,629,454,674.32
  5. Step 5: Solve for x
    x = 758,629,454,674.32/740,617.20
  6. Step 6: Final answer
    x = 1,024,320.60

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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.