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Finding the Fourth Proportional to 586,882.26, 879,992.91 and 187,429.14

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Solution

The fourth proportional to 586,882.26, 879,992.91 and 187,429.14 is: 281,038.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,882.26 : 879,992.91 = 187,429.14 : x
  2. Step 2: Convert to fraction form
    586,882.26/879,992.91 = 187,429.14/x
  3. Step 3: Cross multiply
    586,882.26x = 879,992.91 × 187,429.14
  4. Step 4: Simplify right side
    586,882.26x = 164,936,314,327.40
  5. Step 5: Solve for x
    x = 164,936,314,327.40/586,882.26
  6. Step 6: Final answer
    x = 281,038.17

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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.