Home / 857,764.40-1,183,692.02-495,176

Finding the Fourth Proportional to 857,764.40, 1,183,692.02 and 495,176

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Solution

The fourth proportional to 857,764.40, 1,183,692.02 and 495,176 is: 683,329.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,764.40 : 1,183,692.02 = 495,176 : x
  2. Step 2: Convert to fraction form
    857,764.40/1,183,692.02 = 495,176/x
  3. Step 3: Cross multiply
    857,764.40x = 1,183,692.02 × 495,176
  4. Step 4: Simplify right side
    857,764.40x = 586,135,879,695.52
  5. Step 5: Solve for x
    x = 586,135,879,695.52/857,764.40
  6. Step 6: Final answer
    x = 683,329.69

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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.