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Finding the Fourth Proportional to 416,602.48, 574,921.95 and 255,546.34

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Solution

The fourth proportional to 416,602.48, 574,921.95 and 255,546.34 is: 352,660.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,602.48 : 574,921.95 = 255,546.34 : x
  2. Step 2: Convert to fraction form
    416,602.48/574,921.95 = 255,546.34/x
  3. Step 3: Cross multiply
    416,602.48x = 574,921.95 × 255,546.34
  4. Step 4: Simplify right side
    416,602.48x = 146,919,200,108.16
  5. Step 5: Solve for x
    x = 146,919,200,108.16/416,602.48
  6. Step 6: Final answer
    x = 352,660.41

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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.