Home / 341,642.07-471,356.42-190,709.91

Finding the Fourth Proportional to 341,642.07, 471,356.42 and 190,709.91

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Solution

The fourth proportional to 341,642.07, 471,356.42 and 190,709.91 is: 263,118.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,642.07 : 471,356.42 = 190,709.91 : x
  2. Step 2: Convert to fraction form
    341,642.07/471,356.42 = 190,709.91/x
  3. Step 3: Cross multiply
    341,642.07x = 471,356.42 × 190,709.91
  4. Step 4: Simplify right side
    341,642.07x = 89,892,339,482.57
  5. Step 5: Solve for x
    x = 89,892,339,482.57/341,642.07
  6. Step 6: Final answer
    x = 263,118.47

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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.