Home / 470,528.13-705,395.40-204,087.96

Finding the Fourth Proportional to 470,528.13, 705,395.40 and 204,087.96

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Solution

The fourth proportional to 470,528.13, 705,395.40 and 204,087.96 is: 305,959.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,528.13 : 705,395.40 = 204,087.96 : x
  2. Step 2: Convert to fraction form
    470,528.13/705,395.40 = 204,087.96/x
  3. Step 3: Cross multiply
    470,528.13x = 705,395.40 × 204,087.96
  4. Step 4: Simplify right side
    470,528.13x = 143,962,708,179.38
  5. Step 5: Solve for x
    x = 143,962,708,179.38/470,528.13
  6. Step 6: Final answer
    x = 305,959.83

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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.