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Finding the Fourth Proportional to 1,560,566, 2,153,581.08 and 845,174

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Solution

The fourth proportional to 1,560,566, 2,153,581.08 and 845,174 is: 1,166,340.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,566 : 2,153,581.08 = 845,174 : x
  2. Step 2: Convert to fraction form
    1,560,566/2,153,581.08 = 845,174/x
  3. Step 3: Cross multiply
    1,560,566x = 2,153,581.08 × 845,174
  4. Step 4: Simplify right side
    1,560,566x = 1,820,150,735,707.92
  5. Step 5: Solve for x
    x = 1,820,150,735,707.92/1,560,566
  6. Step 6: Final answer
    x = 1,166,340.12

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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.