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Finding the Fourth Proportional to 504,066.82, 695,610.04 and 274,623.38

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Solution

The fourth proportional to 504,066.82, 695,610.04 and 274,623.38 is: 378,979.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,066.82 : 695,610.04 = 274,623.38 : x
  2. Step 2: Convert to fraction form
    504,066.82/695,610.04 = 274,623.38/x
  3. Step 3: Cross multiply
    504,066.82x = 695,610.04 × 274,623.38
  4. Step 4: Simplify right side
    504,066.82x = 191,030,780,346.74
  5. Step 5: Solve for x
    x = 191,030,780,346.74/504,066.82
  6. Step 6: Final answer
    x = 378,979.08

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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.