Home / 1,017,776.40-1,525,692.60-377,908.80

Finding the Fourth Proportional to 1,017,776.40, 1,525,692.60 and 377,908.80

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Solution

The fourth proportional to 1,017,776.40, 1,525,692.60 and 377,908.80 is: 566,502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,776.40 : 1,525,692.60 = 377,908.80 : x
  2. Step 2: Convert to fraction form
    1,017,776.40/1,525,692.60 = 377,908.80/x
  3. Step 3: Cross multiply
    1,017,776.40x = 1,525,692.60 × 377,908.80
  4. Step 4: Simplify right side
    1,017,776.40x = 576,572,659,634.88
  5. Step 5: Solve for x
    x = 576,572,659,634.88/1,017,776.40
  6. Step 6: Final answer
    x = 566,502.29

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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.