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Finding the Fourth Proportional to 404,801.80, 606,036.30 and 362,811.40

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Solution

The fourth proportional to 404,801.80, 606,036.30 and 362,811.40 is: 543,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,801.80 : 606,036.30 = 362,811.40 : x
  2. Step 2: Convert to fraction form
    404,801.80/606,036.30 = 362,811.40/x
  3. Step 3: Cross multiply
    404,801.80x = 606,036.30 × 362,811.40
  4. Step 4: Simplify right side
    404,801.80x = 219,876,878,453.82
  5. Step 5: Solve for x
    x = 219,876,878,453.82/404,801.80
  6. Step 6: Final answer
    x = 543,171.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.