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Finding the Fourth Proportional to 453,370.41, 621,672.53 and 441,560.61

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Solution

The fourth proportional to 453,370.41, 621,672.53 and 441,560.61 is: 605,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,370.41 : 621,672.53 = 441,560.61 : x
  2. Step 2: Convert to fraction form
    453,370.41/621,672.53 = 441,560.61/x
  3. Step 3: Cross multiply
    453,370.41x = 621,672.53 × 441,560.61
  4. Step 4: Simplify right side
    453,370.41x = 274,506,099,359.24
  5. Step 5: Solve for x
    x = 274,506,099,359.24/453,370.41
  6. Step 6: Final answer
    x = 605,478.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.