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Finding the Fourth Proportional to 557,465.04, 769,620.90 and 367,032

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Solution

The fourth proportional to 557,465.04, 769,620.90 and 367,032 is: 506,714.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,465.04 : 769,620.90 = 367,032 : x
  2. Step 2: Convert to fraction form
    557,465.04/769,620.90 = 367,032/x
  3. Step 3: Cross multiply
    557,465.04x = 769,620.90 × 367,032
  4. Step 4: Simplify right side
    557,465.04x = 282,475,498,168.80
  5. Step 5: Solve for x
    x = 282,475,498,168.80/557,465.04
  6. Step 6: Final answer
    x = 506,714.28

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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.