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Finding the Fourth Proportional to 451,652.56, 623,280.53 and 250,448.56

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Solution

The fourth proportional to 451,652.56, 623,280.53 and 250,448.56 is: 345,619.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,652.56 : 623,280.53 = 250,448.56 : x
  2. Step 2: Convert to fraction form
    451,652.56/623,280.53 = 250,448.56/x
  3. Step 3: Cross multiply
    451,652.56x = 623,280.53 × 250,448.56
  4. Step 4: Simplify right side
    451,652.56x = 156,099,710,282.46
  5. Step 5: Solve for x
    x = 156,099,710,282.46/451,652.56
  6. Step 6: Final answer
    x = 345,619.01

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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.