Home / 656,214.41-984,403.73-256,803.61

Finding the Fourth Proportional to 656,214.41, 984,403.73 and 256,803.61

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Solution

The fourth proportional to 656,214.41, 984,403.73 and 256,803.61 is: 385,237.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,214.41 : 984,403.73 = 256,803.61 : x
  2. Step 2: Convert to fraction form
    656,214.41/984,403.73 = 256,803.61/x
  3. Step 3: Cross multiply
    656,214.41x = 984,403.73 × 256,803.61
  4. Step 4: Simplify right side
    656,214.41x = 252,798,430,277.45
  5. Step 5: Solve for x
    x = 252,798,430,277.45/656,214.41
  6. Step 6: Final answer
    x = 385,237.55

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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.