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Finding the Fourth Proportional to 332,866.41, 459,363.74 and 202,045.56

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Solution

The fourth proportional to 332,866.41, 459,363.74 and 202,045.56 is: 278,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,866.41 : 459,363.74 = 202,045.56 : x
  2. Step 2: Convert to fraction form
    332,866.41/459,363.74 = 202,045.56/x
  3. Step 3: Cross multiply
    332,866.41x = 459,363.74 × 202,045.56
  4. Step 4: Simplify right side
    332,866.41x = 92,812,403,081.77
  5. Step 5: Solve for x
    x = 92,812,403,081.77/332,866.41
  6. Step 6: Final answer
    x = 278,827.78

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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.