Home / 1,068,680.40-1,601,659.80-436,880.40

Finding the Fourth Proportional to 1,068,680.40, 1,601,659.80 and 436,880.40

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Solution

The fourth proportional to 1,068,680.40, 1,601,659.80 and 436,880.40 is: 654,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,680.40 : 1,601,659.80 = 436,880.40 : x
  2. Step 2: Convert to fraction form
    1,068,680.40/1,601,659.80 = 436,880.40/x
  3. Step 3: Cross multiply
    1,068,680.40x = 1,601,659.80 × 436,880.40
  4. Step 4: Simplify right side
    1,068,680.40x = 699,733,774,087.92
  5. Step 5: Solve for x
    x = 699,733,774,087.92/1,068,680.40
  6. Step 6: Final answer
    x = 654,764.30

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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.