Home / 1,703,123.91-2,555,178.96-505,075.07

Finding the Fourth Proportional to 1,703,123.91, 2,555,178.96 and 505,075.07

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Solution

The fourth proportional to 1,703,123.91, 2,555,178.96 and 505,075.07 is: 757,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,123.91 : 2,555,178.96 = 505,075.07 : x
  2. Step 2: Convert to fraction form
    1,703,123.91/2,555,178.96 = 505,075.07/x
  3. Step 3: Cross multiply
    1,703,123.91x = 2,555,178.96 × 505,075.07
  4. Step 4: Simplify right side
    1,703,123.91x = 1,290,557,179,308.63
  5. Step 5: Solve for x
    x = 1,290,557,179,308.63/1,703,123.91
  6. Step 6: Final answer
    x = 757,758.83

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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.