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Finding the Fourth Proportional to 4,403,438.30, 6,152,216.50 and 4,403,438.30

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Solution

The fourth proportional to 4,403,438.30, 6,152,216.50 and 4,403,438.30 is: 6,152,216.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403,438.30 : 6,152,216.50 = 4,403,438.30 : x
  2. Step 2: Convert to fraction form
    4,403,438.30/6,152,216.50 = 4,403,438.30/x
  3. Step 3: Cross multiply
    4,403,438.30x = 6,152,216.50 × 4,403,438.30
  4. Step 4: Simplify right side
    4,403,438.30x = 27,090,905,765,991.95
  5. Step 5: Solve for x
    x = 27,090,905,765,991.95/4,403,438.30
  6. Step 6: Final answer
    x = 6,152,216.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.