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Finding the Fourth Proportional to 1,273,713.63, 1,757,724.75 and 700,741.50

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Solution

The fourth proportional to 1,273,713.63, 1,757,724.75 and 700,741.50 is: 967,023.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,713.63 : 1,757,724.75 = 700,741.50 : x
  2. Step 2: Convert to fraction form
    1,273,713.63/1,757,724.75 = 700,741.50/x
  3. Step 3: Cross multiply
    1,273,713.63x = 1,757,724.75 × 700,741.50
  4. Step 4: Simplify right side
    1,273,713.63x = 1,231,710,677,902.13
  5. Step 5: Solve for x
    x = 1,231,710,677,902.13/1,273,713.63
  6. Step 6: Final answer
    x = 967,023.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.