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Finding the Fourth Proportional to 423,758.24, 584,527.40 and 251,559.33

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Solution

The fourth proportional to 423,758.24, 584,527.40 and 251,559.33 is: 346,998.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,758.24 : 584,527.40 = 251,559.33 : x
  2. Step 2: Convert to fraction form
    423,758.24/584,527.40 = 251,559.33/x
  3. Step 3: Cross multiply
    423,758.24x = 584,527.40 × 251,559.33
  4. Step 4: Simplify right side
    423,758.24x = 147,043,319,852.85
  5. Step 5: Solve for x
    x = 147,043,319,852.85/423,758.24
  6. Step 6: Final answer
    x = 346,998.14

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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.