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Finding the Fourth Proportional to 300,852.40, 451,278.60 and 241,803.40

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Solution

The fourth proportional to 300,852.40, 451,278.60 and 241,803.40 is: 362,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,852.40 : 451,278.60 = 241,803.40 : x
  2. Step 2: Convert to fraction form
    300,852.40/451,278.60 = 241,803.40/x
  3. Step 3: Cross multiply
    300,852.40x = 451,278.60 × 241,803.40
  4. Step 4: Simplify right side
    300,852.40x = 109,120,699,827.24
  5. Step 5: Solve for x
    x = 109,120,699,827.24/300,852.40
  6. Step 6: Final answer
    x = 362,705.10

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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.