Home / 853,976.28-1,178,491.90-466,792.22

Finding the Fourth Proportional to 853,976.28, 1,178,491.90 and 466,792.22

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Solution

The fourth proportional to 853,976.28, 1,178,491.90 and 466,792.22 is: 644,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,976.28 : 1,178,491.90 = 466,792.22 : x
  2. Step 2: Convert to fraction form
    853,976.28/1,178,491.90 = 466,792.22/x
  3. Step 3: Cross multiply
    853,976.28x = 1,178,491.90 × 466,792.22
  4. Step 4: Simplify right side
    853,976.28x = 550,110,850,253.02
  5. Step 5: Solve for x
    x = 550,110,850,253.02/853,976.28
  6. Step 6: Final answer
    x = 644,175.80

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1.5x scale

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.