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Finding the Fourth Proportional to 634,471.52, 875,848.88 and 444,230.88

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Solution

The fourth proportional to 634,471.52, 875,848.88 and 444,230.88 is: 613,233.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,471.52 : 875,848.88 = 444,230.88 : x
  2. Step 2: Convert to fraction form
    634,471.52/875,848.88 = 444,230.88/x
  3. Step 3: Cross multiply
    634,471.52x = 875,848.88 × 444,230.88
  4. Step 4: Simplify right side
    634,471.52x = 389,079,118,709.41
  5. Step 5: Solve for x
    x = 389,079,118,709.41/634,471.52
  6. Step 6: Final answer
    x = 613,233.39

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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.