Home / 928,674.78-1,392,562.20-544,528.68

Finding the Fourth Proportional to 928,674.78, 1,392,562.20 and 544,528.68

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Solution

The fourth proportional to 928,674.78, 1,392,562.20 and 544,528.68 is: 816,529.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,674.78 : 1,392,562.20 = 544,528.68 : x
  2. Step 2: Convert to fraction form
    928,674.78/1,392,562.20 = 544,528.68/x
  3. Step 3: Cross multiply
    928,674.78x = 1,392,562.20 × 544,528.68
  4. Step 4: Simplify right side
    928,674.78x = 758,290,056,583.90
  5. Step 5: Solve for x
    x = 758,290,056,583.90/928,674.78
  6. Step 6: Final answer
    x = 816,529.18

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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.