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Finding the Fourth Proportional to 507,569.04, 761,698.08 and 271,081.44

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Solution

The fourth proportional to 507,569.04, 761,698.08 and 271,081.44 is: 406,806.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,569.04 : 761,698.08 = 271,081.44 : x
  2. Step 2: Convert to fraction form
    507,569.04/761,698.08 = 271,081.44/x
  3. Step 3: Cross multiply
    507,569.04x = 761,698.08 × 271,081.44
  4. Step 4: Simplify right side
    507,569.04x = 206,482,212,371.64
  5. Step 5: Solve for x
    x = 206,482,212,371.64/507,569.04
  6. Step 6: Final answer
    x = 406,806.16

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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.