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Finding the Fourth Proportional to 416,601.48, 574,920.57 and 255,545.34

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Solution

The fourth proportional to 416,601.48, 574,920.57 and 255,545.34 is: 352,659.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,601.48 : 574,920.57 = 255,545.34 : x
  2. Step 2: Convert to fraction form
    416,601.48/574,920.57 = 255,545.34/x
  3. Step 3: Cross multiply
    416,601.48x = 574,920.57 × 255,545.34
  4. Step 4: Simplify right side
    416,601.48x = 146,918,272,533.64
  5. Step 5: Solve for x
    x = 146,918,272,533.64/416,601.48
  6. Step 6: Final answer
    x = 352,659.03

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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.