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Finding the Fourth Proportional to 585,886.05, 878,829.08 and 555,967.89

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Solution

The fourth proportional to 585,886.05, 878,829.08 and 555,967.89 is: 833,951.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,886.05 : 878,829.08 = 555,967.89 : x
  2. Step 2: Convert to fraction form
    585,886.05/878,829.08 = 555,967.89/x
  3. Step 3: Cross multiply
    585,886.05x = 878,829.08 × 555,967.89
  4. Step 4: Simplify right side
    585,886.05x = 488,600,751,475.31
  5. Step 5: Solve for x
    x = 488,600,751,475.31/585,886.05
  6. Step 6: Final answer
    x = 833,951.84

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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.