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Finding the Fourth Proportional to 416,606.56, 574,963.81 and 235,330.17

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Solution

The fourth proportional to 416,606.56, 574,963.81 and 235,330.17 is: 324,782.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,606.56 : 574,963.81 = 235,330.17 : x
  2. Step 2: Convert to fraction form
    416,606.56/574,963.81 = 235,330.17/x
  3. Step 3: Cross multiply
    416,606.56x = 574,963.81 × 235,330.17
  4. Step 4: Simplify right side
    416,606.56x = 135,306,331,347.53
  5. Step 5: Solve for x
    x = 135,306,331,347.53/416,606.56
  6. Step 6: Final answer
    x = 324,782.04

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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.