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Finding the Fourth Proportional to 415,505.88, 573,443.67 and 241,114.50

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Solution

The fourth proportional to 415,505.88, 573,443.67 and 241,114.50 is: 332,764.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,505.88 : 573,443.67 = 241,114.50 : x
  2. Step 2: Convert to fraction form
    415,505.88/573,443.67 = 241,114.50/x
  3. Step 3: Cross multiply
    415,505.88x = 573,443.67 × 241,114.50
  4. Step 4: Simplify right side
    415,505.88x = 138,265,580,903.00
  5. Step 5: Solve for x
    x = 138,265,580,903.00/415,505.88
  6. Step 6: Final answer
    x = 332,764.44

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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.