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Finding the Fourth Proportional to 625,145.03, 936,692.37 and 265,028.13

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Solution

The fourth proportional to 625,145.03, 936,692.37 and 265,028.13 is: 397,107.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,145.03 : 936,692.37 = 265,028.13 : x
  2. Step 2: Convert to fraction form
    625,145.03/936,692.37 = 265,028.13/x
  3. Step 3: Cross multiply
    625,145.03x = 936,692.37 × 265,028.13
  4. Step 4: Simplify right side
    625,145.03x = 248,249,827,206.37
  5. Step 5: Solve for x
    x = 248,249,827,206.37/625,145.03
  6. Step 6: Final answer
    x = 397,107.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.