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Finding the Fourth Proportional to 357,883.56, 493,888.77 and 194,551.04

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Solution

The fourth proportional to 357,883.56, 493,888.77 and 194,551.04 is: 268,485.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,883.56 : 493,888.77 = 194,551.04 : x
  2. Step 2: Convert to fraction form
    357,883.56/493,888.77 = 194,551.04/x
  3. Step 3: Cross multiply
    357,883.56x = 493,888.77 × 194,551.04
  4. Step 4: Simplify right side
    357,883.56x = 96,086,575,082.54
  5. Step 5: Solve for x
    x = 96,086,575,082.54/357,883.56
  6. Step 6: Final answer
    x = 268,485.58

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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.