Home / 341,725.53-471,578.27-188,774.40

Finding the Fourth Proportional to 341,725.53, 471,578.27 and 188,774.40

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Solution

The fourth proportional to 341,725.53, 471,578.27 and 188,774.40 is: 260,507.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,725.53 : 471,578.27 = 188,774.40 : x
  2. Step 2: Convert to fraction form
    341,725.53/471,578.27 = 188,774.40/x
  3. Step 3: Cross multiply
    341,725.53x = 471,578.27 × 188,774.40
  4. Step 4: Simplify right side
    341,725.53x = 89,021,904,206.06
  5. Step 5: Solve for x
    x = 89,021,904,206.06/341,725.53
  6. Step 6: Final answer
    x = 260,507.03

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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.