Home / 416,541.32-574,829.78-225,554.70

Finding the Fourth Proportional to 416,541.32, 574,829.78 and 225,554.70

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Solution

The fourth proportional to 416,541.32, 574,829.78 and 225,554.70 is: 311,266.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,541.32 : 574,829.78 = 225,554.70 : x
  2. Step 2: Convert to fraction form
    416,541.32/574,829.78 = 225,554.70/x
  3. Step 3: Cross multiply
    416,541.32x = 574,829.78 × 225,554.70
  4. Step 4: Simplify right side
    416,541.32x = 129,655,558,578.97
  5. Step 5: Solve for x
    x = 129,655,558,578.97/416,541.32
  6. Step 6: Final answer
    x = 311,266.98

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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.