Home / 932,697.80-1,396,150.64-505,171.80

Finding the Fourth Proportional to 932,697.80, 1,396,150.64 and 505,171.80

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Solution

The fourth proportional to 932,697.80, 1,396,150.64 and 505,171.80 is: 756,189.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,697.80 : 1,396,150.64 = 505,171.80 : x
  2. Step 2: Convert to fraction form
    932,697.80/1,396,150.64 = 505,171.80/x
  3. Step 3: Cross multiply
    932,697.80x = 1,396,150.64 × 505,171.80
  4. Step 4: Simplify right side
    932,697.80x = 705,295,931,879.95
  5. Step 5: Solve for x
    x = 705,295,931,879.95/932,697.80
  6. Step 6: Final answer
    x = 756,189.12

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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.