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Finding the Fourth Proportional to 539,601.53, 744,656.13 and 297,884.22

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Solution

The fourth proportional to 539,601.53, 744,656.13 and 297,884.22 is: 411,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,601.53 : 744,656.13 = 297,884.22 : x
  2. Step 2: Convert to fraction form
    539,601.53/744,656.13 = 297,884.22/x
  3. Step 3: Cross multiply
    539,601.53x = 744,656.13 × 297,884.22
  4. Step 4: Simplify right side
    539,601.53x = 221,821,310,453.27
  5. Step 5: Solve for x
    x = 221,821,310,453.27/539,601.53
  6. Step 6: Final answer
    x = 411,083.55

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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.