Home / 730,520.70-1,096,173.45-356,543.70

Finding the Fourth Proportional to 730,520.70, 1,096,173.45 and 356,543.70

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Solution

The fourth proportional to 730,520.70, 1,096,173.45 and 356,543.70 is: 535,007.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,520.70 : 1,096,173.45 = 356,543.70 : x
  2. Step 2: Convert to fraction form
    730,520.70/1,096,173.45 = 356,543.70/x
  3. Step 3: Cross multiply
    730,520.70x = 1,096,173.45 × 356,543.70
  4. Step 4: Simplify right side
    730,520.70x = 390,833,737,704.77
  5. Step 5: Solve for x
    x = 390,833,737,704.77/730,520.70
  6. Step 6: Final answer
    x = 535,007.07

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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.