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Finding the Fourth Proportional to 283,187.64, 424,611.82 and 192,114.89

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Solution

The fourth proportional to 283,187.64, 424,611.82 and 192,114.89 is: 288,057.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,187.64 : 424,611.82 = 192,114.89 : x
  2. Step 2: Convert to fraction form
    283,187.64/424,611.82 = 192,114.89/x
  3. Step 3: Cross multiply
    283,187.64x = 424,611.82 × 192,114.89
  4. Step 4: Simplify right side
    283,187.64x = 81,574,252,801.38
  5. Step 5: Solve for x
    x = 81,574,252,801.38/283,187.64
  6. Step 6: Final answer
    x = 288,057.25

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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.