Home / 739,108.72-1,020,232.20-437,302

Finding the Fourth Proportional to 739,108.72, 1,020,232.20 and 437,302

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Solution

The fourth proportional to 739,108.72, 1,020,232.20 and 437,302 is: 603,631.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,108.72 : 1,020,232.20 = 437,302 : x
  2. Step 2: Convert to fraction form
    739,108.72/1,020,232.20 = 437,302/x
  3. Step 3: Cross multiply
    739,108.72x = 1,020,232.20 × 437,302
  4. Step 4: Simplify right side
    739,108.72x = 446,149,581,524.40
  5. Step 5: Solve for x
    x = 446,149,581,524.40/739,108.72
  6. Step 6: Final answer
    x = 603,631.87

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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.