Home / 519,766.57-779,960.90-224,278.57

Finding the Fourth Proportional to 519,766.57, 779,960.90 and 224,278.57

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Solution

The fourth proportional to 519,766.57, 779,960.90 and 224,278.57 is: 336,552.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,766.57 : 779,960.90 = 224,278.57 : x
  2. Step 2: Convert to fraction form
    519,766.57/779,960.90 = 224,278.57/x
  3. Step 3: Cross multiply
    519,766.57x = 779,960.90 × 224,278.57
  4. Step 4: Simplify right side
    519,766.57x = 174,928,515,307.91
  5. Step 5: Solve for x
    x = 174,928,515,307.91/519,766.57
  6. Step 6: Final answer
    x = 336,552.07

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1.5x scale

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.