Home / 656,061.20-983,472.60-356,099.60

Finding the Fourth Proportional to 656,061.20, 983,472.60 and 356,099.60

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Solution

The fourth proportional to 656,061.20, 983,472.60 and 356,099.60 is: 533,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,061.20 : 983,472.60 = 356,099.60 : x
  2. Step 2: Convert to fraction form
    656,061.20/983,472.60 = 356,099.60/x
  3. Step 3: Cross multiply
    656,061.20x = 983,472.60 × 356,099.60
  4. Step 4: Simplify right side
    656,061.20x = 350,214,199,470.96
  5. Step 5: Solve for x
    x = 350,214,199,470.96/656,061.20
  6. Step 6: Final answer
    x = 533,813.31

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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.