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Finding the Fourth Proportional to 423,360.66, 584,245.26 and 232,391.82

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Solution

The fourth proportional to 423,360.66, 584,245.26 and 232,391.82 is: 320,704.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,360.66 : 584,245.26 = 232,391.82 : x
  2. Step 2: Convert to fraction form
    423,360.66/584,245.26 = 232,391.82/x
  3. Step 3: Cross multiply
    423,360.66x = 584,245.26 × 232,391.82
  4. Step 4: Simplify right side
    423,360.66x = 135,773,819,297.77
  5. Step 5: Solve for x
    x = 135,773,819,297.77/423,360.66
  6. Step 6: Final answer
    x = 320,704.86

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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.