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Finding the Fourth Proportional to 13,183,482.30, 19,775,223.45 and 13,183,482.30

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Solution

The fourth proportional to 13,183,482.30, 19,775,223.45 and 13,183,482.30 is: 19,775,223.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183,482.30 : 19,775,223.45 = 13,183,482.30 : x
  2. Step 2: Convert to fraction form
    13,183,482.30/19,775,223.45 = 13,183,482.30/x
  3. Step 3: Cross multiply
    13,183,482.30x = 19,775,223.45 × 13,183,482.30
  4. Step 4: Simplify right side
    13,183,482.30x = 260,706,308,331,619.94
  5. Step 5: Solve for x
    x = 260,706,308,331,619.94/13,183,482.30
  6. Step 6: Final answer
    x = 19,775,223.45

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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.