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Finding the Fourth Proportional to 586,539.52, 879,824.55 and 187,179.76

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Solution

The fourth proportional to 586,539.52, 879,824.55 and 187,179.76 is: 280,774.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,539.52 : 879,824.55 = 187,179.76 : x
  2. Step 2: Convert to fraction form
    586,539.52/879,824.55 = 187,179.76/x
  3. Step 3: Cross multiply
    586,539.52x = 879,824.55 × 187,179.76
  4. Step 4: Simplify right side
    586,539.52x = 164,685,348,111.11
  5. Step 5: Solve for x
    x = 164,685,348,111.11/586,539.52
  6. Step 6: Final answer
    x = 280,774.51

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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.