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Finding the Fourth Proportional to 416,533.57, 574,858.76 and 300,342.62

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Solution

The fourth proportional to 416,533.57, 574,858.76 and 300,342.62 is: 414,503.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,533.57 : 574,858.76 = 300,342.62 : x
  2. Step 2: Convert to fraction form
    416,533.57/574,858.76 = 300,342.62/x
  3. Step 3: Cross multiply
    416,533.57x = 574,858.76 × 300,342.62
  4. Step 4: Simplify right side
    416,533.57x = 172,654,584,683.57
  5. Step 5: Solve for x
    x = 172,654,584,683.57/416,533.57
  6. Step 6: Final answer
    x = 414,503.41

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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.