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Finding the Fourth Proportional to 453,057.96, 624,297.96 and 350,460.12

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Solution

The fourth proportional to 453,057.96, 624,297.96 and 350,460.12 is: 482,921.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,057.96 : 624,297.96 = 350,460.12 : x
  2. Step 2: Convert to fraction form
    453,057.96/624,297.96 = 350,460.12/x
  3. Step 3: Cross multiply
    453,057.96x = 624,297.96 × 350,460.12
  4. Step 4: Simplify right side
    453,057.96x = 218,791,537,977.36
  5. Step 5: Solve for x
    x = 218,791,537,977.36/453,057.96
  6. Step 6: Final answer
    x = 482,921.74

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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.