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Finding the Fourth Proportional to 454,051.89, 626,568.45 and 250,098.42

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Solution

The fourth proportional to 454,051.89, 626,568.45 and 250,098.42 is: 345,123.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,051.89 : 626,568.45 = 250,098.42 : x
  2. Step 2: Convert to fraction form
    454,051.89/626,568.45 = 250,098.42/x
  3. Step 3: Cross multiply
    454,051.89x = 626,568.45 × 250,098.42
  4. Step 4: Simplify right side
    454,051.89x = 156,703,779,366.85
  5. Step 5: Solve for x
    x = 156,703,779,366.85/454,051.89
  6. Step 6: Final answer
    x = 345,123.06

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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.