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Finding the Fourth Proportional to 303,375.69, 455,457.20 and 233,304.21

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Solution

The fourth proportional to 303,375.69, 455,457.20 and 233,304.21 is: 350,259.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,375.69 : 455,457.20 = 233,304.21 : x
  2. Step 2: Convert to fraction form
    303,375.69/455,457.20 = 233,304.21/x
  3. Step 3: Cross multiply
    303,375.69x = 455,457.20 × 233,304.21
  4. Step 4: Simplify right side
    303,375.69x = 106,260,081,068.29
  5. Step 5: Solve for x
    x = 106,260,081,068.29/303,375.69
  6. Step 6: Final answer
    x = 350,259.05

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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.