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Finding the Fourth Proportional to 354,750.94, 490,089.45 and 232,533.42

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Solution

The fourth proportional to 354,750.94, 490,089.45 and 232,533.42 is: 321,245.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,750.94 : 490,089.45 = 232,533.42 : x
  2. Step 2: Convert to fraction form
    354,750.94/490,089.45 = 232,533.42/x
  3. Step 3: Cross multiply
    354,750.94x = 490,089.45 × 232,533.42
  4. Step 4: Simplify right side
    354,750.94x = 113,962,174,948.58
  5. Step 5: Solve for x
    x = 113,962,174,948.58/354,750.94
  6. Step 6: Final answer
    x = 321,245.59

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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.