Home / 942,583.94-1,300,793.58-512,891.90

Finding the Fourth Proportional to 942,583.94, 1,300,793.58 and 512,891.90

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Solution

The fourth proportional to 942,583.94, 1,300,793.58 and 512,891.90 is: 707,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,583.94 : 1,300,793.58 = 512,891.90 : x
  2. Step 2: Convert to fraction form
    942,583.94/1,300,793.58 = 512,891.90/x
  3. Step 3: Cross multiply
    942,583.94x = 1,300,793.58 × 512,891.90
  4. Step 4: Simplify right side
    942,583.94x = 667,166,489,128.01
  5. Step 5: Solve for x
    x = 667,166,489,128.01/942,583.94
  6. Step 6: Final answer
    x = 707,805.92

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1.5x scale

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.