Home / 932,703.80-1,396,159.64-505,177.80

Finding the Fourth Proportional to 932,703.80, 1,396,159.64 and 505,177.80

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Solution

The fourth proportional to 932,703.80, 1,396,159.64 and 505,177.80 is: 756,198.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,703.80 : 1,396,159.64 = 505,177.80 : x
  2. Step 2: Convert to fraction form
    932,703.80/1,396,159.64 = 505,177.80/x
  3. Step 3: Cross multiply
    932,703.80x = 1,396,159.64 × 505,177.80
  4. Step 4: Simplify right side
    932,703.80x = 705,308,855,383.99
  5. Step 5: Solve for x
    x = 705,308,855,383.99/932,703.80
  6. Step 6: Final answer
    x = 756,198.11

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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.