Home / 928,634.64-1,392,951.84-613,017.60

Finding the Fourth Proportional to 928,634.64, 1,392,951.84 and 613,017.60

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Solution

The fourth proportional to 928,634.64, 1,392,951.84 and 613,017.60 is: 919,526.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,634.64 : 1,392,951.84 = 613,017.60 : x
  2. Step 2: Convert to fraction form
    928,634.64/1,392,951.84 = 613,017.60/x
  3. Step 3: Cross multiply
    928,634.64x = 1,392,951.84 × 613,017.60
  4. Step 4: Simplify right side
    928,634.64x = 853,903,993,872.38
  5. Step 5: Solve for x
    x = 853,903,993,872.38/928,634.64
  6. Step 6: Final answer
    x = 919,526.32

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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.