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Finding the Fourth Proportional to 595,474.80, 893,471.40 and 299,986.80

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Solution

The fourth proportional to 595,474.80, 893,471.40 and 299,986.80 is: 450,110.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,474.80 : 893,471.40 = 299,986.80 : x
  2. Step 2: Convert to fraction form
    595,474.80/893,471.40 = 299,986.80/x
  3. Step 3: Cross multiply
    595,474.80x = 893,471.40 × 299,986.80
  4. Step 4: Simplify right side
    595,474.80x = 268,029,626,177.52
  5. Step 5: Solve for x
    x = 268,029,626,177.52/595,474.80
  6. Step 6: Final answer
    x = 450,110.78

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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.