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Finding the Fourth Proportional to 543,653.22, 750,262.58 and 301,954.22

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Solution

The fourth proportional to 543,653.22, 750,262.58 and 301,954.22 is: 416,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,653.22 : 750,262.58 = 301,954.22 : x
  2. Step 2: Convert to fraction form
    543,653.22/750,262.58 = 301,954.22/x
  3. Step 3: Cross multiply
    543,653.22x = 750,262.58 × 301,954.22
  4. Step 4: Simplify right side
    543,653.22x = 226,544,952,139.09
  5. Step 5: Solve for x
    x = 226,544,952,139.09/543,653.22
  6. Step 6: Final answer
    x = 416,708.56

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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.