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Finding the Fourth Proportional to 504,128.68, 695,954.77 and 341,643.56

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Solution

The fourth proportional to 504,128.68, 695,954.77 and 341,643.56 is: 471,642.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,128.68 : 695,954.77 = 341,643.56 : x
  2. Step 2: Convert to fraction form
    504,128.68/695,954.77 = 341,643.56/x
  3. Step 3: Cross multiply
    504,128.68x = 695,954.77 × 341,643.56
  4. Step 4: Simplify right side
    504,128.68x = 237,768,460,887.90
  5. Step 5: Solve for x
    x = 237,768,460,887.90/504,128.68
  6. Step 6: Final answer
    x = 471,642.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.