Home / 391,223.59-586,766.02-177,941.68

Finding the Fourth Proportional to 391,223.59, 586,766.02 and 177,941.68

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Solution

The fourth proportional to 391,223.59, 586,766.02 and 177,941.68 is: 266,880.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,223.59 : 586,766.02 = 177,941.68 : x
  2. Step 2: Convert to fraction form
    391,223.59/586,766.02 = 177,941.68/x
  3. Step 3: Cross multiply
    391,223.59x = 586,766.02 × 177,941.68
  4. Step 4: Simplify right side
    391,223.59x = 104,410,127,542.18
  5. Step 5: Solve for x
    x = 104,410,127,542.18/391,223.59
  6. Step 6: Final answer
    x = 266,880.96

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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.