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Finding the Fourth Proportional to 453,431.74, 680,573.73 and 237,445.50

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Solution

The fourth proportional to 453,431.74, 680,573.73 and 237,445.50 is: 356,391.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,431.74 : 680,573.73 = 237,445.50 : x
  2. Step 2: Convert to fraction form
    453,431.74/680,573.73 = 237,445.50/x
  3. Step 3: Cross multiply
    453,431.74x = 680,573.73 × 237,445.50
  4. Step 4: Simplify right side
    453,431.74x = 161,599,167,306.95
  5. Step 5: Solve for x
    x = 161,599,167,306.95/453,431.74
  6. Step 6: Final answer
    x = 356,391.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.