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Finding the Fourth Proportional to 586,539.26, 879,824.18 and 187,179.50

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Solution

The fourth proportional to 586,539.26, 879,824.18 and 187,179.50 is: 280,774.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,539.26 : 879,824.18 = 187,179.50 : x
  2. Step 2: Convert to fraction form
    586,539.26/879,824.18 = 187,179.50/x
  3. Step 3: Cross multiply
    586,539.26x = 879,824.18 × 187,179.50
  4. Step 4: Simplify right side
    586,539.26x = 164,685,050,100.31
  5. Step 5: Solve for x
    x = 164,685,050,100.31/586,539.26
  6. Step 6: Final answer
    x = 280,774.13

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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.