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Finding the Fourth Proportional to 882,677.90, 1,321,392.45 and 882,677.90

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Solution

The fourth proportional to 882,677.90, 1,321,392.45 and 882,677.90 is: 1,321,392.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,677.90 : 1,321,392.45 = 882,677.90 : x
  2. Step 2: Convert to fraction form
    882,677.90/1,321,392.45 = 882,677.90/x
  3. Step 3: Cross multiply
    882,677.90x = 1,321,392.45 × 882,677.90
  4. Step 4: Simplify right side
    882,677.90x = 1,166,363,912,841.86
  5. Step 5: Solve for x
    x = 1,166,363,912,841.86/882,677.90
  6. Step 6: Final answer
    x = 1,321,392.45

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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.