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Finding the Fourth Proportional to 416,822.55, 575,207.55 and 235,530.57

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Solution

The fourth proportional to 416,822.55, 575,207.55 and 235,530.57 is: 325,027.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,822.55 : 575,207.55 = 235,530.57 : x
  2. Step 2: Convert to fraction form
    416,822.55/575,207.55 = 235,530.57/x
  3. Step 3: Cross multiply
    416,822.55x = 575,207.55 × 235,530.57
  4. Step 4: Simplify right side
    416,822.55x = 135,478,962,119.80
  5. Step 5: Solve for x
    x = 135,478,962,119.80/416,822.55
  6. Step 6: Final answer
    x = 325,027.91

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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.