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Finding the Fourth Proportional to 5,663,896.60, 8,495,844.90 and 4,081,383.40

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Solution

The fourth proportional to 5,663,896.60, 8,495,844.90 and 4,081,383.40 is: 6,122,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663,896.60 : 8,495,844.90 = 4,081,383.40 : x
  2. Step 2: Convert to fraction form
    5,663,896.60/8,495,844.90 = 4,081,383.40/x
  3. Step 3: Cross multiply
    5,663,896.60x = 8,495,844.90 × 4,081,383.40
  4. Step 4: Simplify right side
    5,663,896.60x = 34,674,800,343,834.66
  5. Step 5: Solve for x
    x = 34,674,800,343,834.66/5,663,896.60
  6. Step 6: Final answer
    x = 6,122,075.10

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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.