Home / 1,184,295.11-1,776,426.16-285,729.30

Finding the Fourth Proportional to 1,184,295.11, 1,776,426.16 and 285,729.30

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Solution

The fourth proportional to 1,184,295.11, 1,776,426.16 and 285,729.30 is: 428,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,295.11 : 1,776,426.16 = 285,729.30 : x
  2. Step 2: Convert to fraction form
    1,184,295.11/1,776,426.16 = 285,729.30/x
  3. Step 3: Cross multiply
    1,184,295.11x = 1,776,426.16 × 285,729.30
  4. Step 4: Simplify right side
    1,184,295.11x = 507,577,003,198.49
  5. Step 5: Solve for x
    x = 507,577,003,198.49/1,184,295.11
  6. Step 6: Final answer
    x = 428,589.97

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Double scale
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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.