Home / 340,824.72-470,341.41-187,868.91

Finding the Fourth Proportional to 340,824.72, 470,341.41 and 187,868.91

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Solution

The fourth proportional to 340,824.72, 470,341.41 and 187,868.91 is: 259,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,824.72 : 470,341.41 = 187,868.91 : x
  2. Step 2: Convert to fraction form
    340,824.72/470,341.41 = 187,868.91/x
  3. Step 3: Cross multiply
    340,824.72x = 470,341.41 × 187,868.91
  4. Step 4: Simplify right side
    340,824.72x = 88,362,528,024.56
  5. Step 5: Solve for x
    x = 88,362,528,024.56/340,824.72
  6. Step 6: Final answer
    x = 259,260.91

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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.