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Finding the Fourth Proportional to 13,232,866.60, 18,563,804.60 and 13,232,866.60

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Solution

The fourth proportional to 13,232,866.60, 18,563,804.60 and 13,232,866.60 is: 18,563,804.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232,866.60 : 18,563,804.60 = 13,232,866.60 : x
  2. Step 2: Convert to fraction form
    13,232,866.60/18,563,804.60 = 13,232,866.60/x
  3. Step 3: Cross multiply
    13,232,866.60x = 18,563,804.60 × 13,232,866.60
  4. Step 4: Simplify right side
    13,232,866.60x = 245,652,349,860,266.38
  5. Step 5: Solve for x
    x = 245,652,349,860,266.38/13,232,866.60
  6. Step 6: Final answer
    x = 18,563,804.60

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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.