Home / 340,377.24-469,716.71-187,412.22

Finding the Fourth Proportional to 340,377.24, 469,716.71 and 187,412.22

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Solution

The fourth proportional to 340,377.24, 469,716.71 and 187,412.22 is: 258,626.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,377.24 : 469,716.71 = 187,412.22 : x
  2. Step 2: Convert to fraction form
    340,377.24/469,716.71 = 187,412.22/x
  3. Step 3: Cross multiply
    340,377.24x = 469,716.71 × 187,412.22
  4. Step 4: Simplify right side
    340,377.24x = 88,030,650,455.14
  5. Step 5: Solve for x
    x = 88,030,650,455.14/340,377.24
  6. Step 6: Final answer
    x = 258,626.72

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1.5x scale

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.