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Finding the Fourth Proportional to 341,316.53, 471,013.52 and 188,356.13

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Solution

The fourth proportional to 341,316.53, 471,013.52 and 188,356.13 is: 259,929.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,316.53 : 471,013.52 = 188,356.13 : x
  2. Step 2: Convert to fraction form
    341,316.53/471,013.52 = 188,356.13/x
  3. Step 3: Cross multiply
    341,316.53x = 471,013.52 × 188,356.13
  4. Step 4: Simplify right side
    341,316.53x = 88,718,285,453.30
  5. Step 5: Solve for x
    x = 88,718,285,453.30/341,316.53
  6. Step 6: Final answer
    x = 259,929.65

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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.