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Finding the Fourth Proportional to 17,973,765.60, 25,208,061.60 and 17,973,765.60

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Solution

The fourth proportional to 17,973,765.60, 25,208,061.60 and 17,973,765.60 is: 25,208,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,973,765.60 : 25,208,061.60 = 17,973,765.60 : x
  2. Step 2: Convert to fraction form
    17,973,765.60/25,208,061.60 = 17,973,765.60/x
  3. Step 3: Cross multiply
    17,973,765.60x = 25,208,061.60 × 17,973,765.60
  4. Step 4: Simplify right side
    17,973,765.60x = 453,083,790,428,761
  5. Step 5: Solve for x
    x = 453,083,790,428,761/17,973,765.60
  6. Step 6: Final answer
    x = 25,208,061.60

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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.