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Finding the Fourth Proportional to 416,890.16, 575,097.11 and 263,670.30

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Solution

The fourth proportional to 416,890.16, 575,097.11 and 263,670.30 is: 363,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,890.16 : 575,097.11 = 263,670.30 : x
  2. Step 2: Convert to fraction form
    416,890.16/575,097.11 = 263,670.30/x
  3. Step 3: Cross multiply
    416,890.16x = 575,097.11 × 263,670.30
  4. Step 4: Simplify right side
    416,890.16x = 151,636,027,193.25
  5. Step 5: Solve for x
    x = 151,636,027,193.25/416,890.16
  6. Step 6: Final answer
    x = 363,731.37

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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.