Home / 700,065.75-1,050,098.64-201,429.75

Finding the Fourth Proportional to 700,065.75, 1,050,098.64 and 201,429.75

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Solution

The fourth proportional to 700,065.75, 1,050,098.64 and 201,429.75 is: 302,144.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,065.75 : 1,050,098.64 = 201,429.75 : x
  2. Step 2: Convert to fraction form
    700,065.75/1,050,098.64 = 201,429.75/x
  3. Step 3: Cross multiply
    700,065.75x = 1,050,098.64 × 201,429.75
  4. Step 4: Simplify right side
    700,065.75x = 211,521,106,530.54
  5. Step 5: Solve for x
    x = 211,521,106,530.54/700,065.75
  6. Step 6: Final answer
    x = 302,144.63

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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.