Home / 928,546.20-1,280,922.16-606,444.84

Finding the Fourth Proportional to 928,546.20, 1,280,922.16 and 606,444.84

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Solution

The fourth proportional to 928,546.20, 1,280,922.16 and 606,444.84 is: 836,585.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,546.20 : 1,280,922.16 = 606,444.84 : x
  2. Step 2: Convert to fraction form
    928,546.20/1,280,922.16 = 606,444.84/x
  3. Step 3: Cross multiply
    928,546.20x = 1,280,922.16 × 606,444.84
  4. Step 4: Simplify right side
    928,546.20x = 776,808,634,373.65
  5. Step 5: Solve for x
    x = 776,808,634,373.65/928,546.20
  6. Step 6: Final answer
    x = 836,585.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.