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Finding the Fourth Proportional to 587,493,005.70, 881,239,508.55 and 587,493,005.70

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Solution

The fourth proportional to 587,493,005.70, 881,239,508.55 and 587,493,005.70 is: 881,239,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,493,005.70 : 881,239,508.55 = 587,493,005.70 : x
  2. Step 2: Convert to fraction form
    587,493,005.70/881,239,508.55 = 587,493,005.70/x
  3. Step 3: Cross multiply
    587,493,005.70x = 881,239,508.55 × 587,493,005.70
  4. Step 4: Simplify right side
    587,493,005.70x = 517,722,047,619,630,336
  5. Step 5: Solve for x
    x = 517,722,047,619,630,336/587,493,005.70
  6. Step 6: Final answer
    x = 881,239,508.55

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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.