Home / 341,639.45-471,352.79-190,707.29

Finding the Fourth Proportional to 341,639.45, 471,352.79 and 190,707.29

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Solution

The fourth proportional to 341,639.45, 471,352.79 and 190,707.29 is: 263,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,639.45 : 471,352.79 = 190,707.29 : x
  2. Step 2: Convert to fraction form
    341,639.45/471,352.79 = 190,707.29/x
  3. Step 3: Cross multiply
    341,639.45x = 471,352.79 × 190,707.29
  4. Step 4: Simplify right side
    341,639.45x = 89,890,411,334.84
  5. Step 5: Solve for x
    x = 89,890,411,334.84/341,639.45
  6. Step 6: Final answer
    x = 263,114.85

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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.