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Finding the Fourth Proportional to 283,703.74, 424,300.82 and 252,333.96

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Solution

The fourth proportional to 283,703.74, 424,300.82 and 252,333.96 is: 377,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,703.74 : 424,300.82 = 252,333.96 : x
  2. Step 2: Convert to fraction form
    283,703.74/424,300.82 = 252,333.96/x
  3. Step 3: Cross multiply
    283,703.74x = 424,300.82 × 252,333.96
  4. Step 4: Simplify right side
    283,703.74x = 107,065,506,141.85
  5. Step 5: Solve for x
    x = 107,065,506,141.85/283,703.74
  6. Step 6: Final answer
    x = 377,384.90

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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.