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Finding the Fourth Proportional to 1,846,521, 2,770,140.60 and 709,200

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Solution

The fourth proportional to 1,846,521, 2,770,140.60 and 709,200 is: 1,063,937.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846,521 : 2,770,140.60 = 709,200 : x
  2. Step 2: Convert to fraction form
    1,846,521/2,770,140.60 = 709,200/x
  3. Step 3: Cross multiply
    1,846,521x = 2,770,140.60 × 709,200
  4. Step 4: Simplify right side
    1,846,521x = 1,964,583,713,520
  5. Step 5: Solve for x
    x = 1,964,583,713,520/1,846,521
  6. Step 6: Final answer
    x = 1,063,937.92

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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.