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Finding the Fourth Proportional to 1,944,907.58, 2,913,711.50 and 746,016.06

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Solution

The fourth proportional to 1,944,907.58, 2,913,711.50 and 746,016.06 is: 1,117,624.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,907.58 : 2,913,711.50 = 746,016.06 : x
  2. Step 2: Convert to fraction form
    1,944,907.58/2,913,711.50 = 746,016.06/x
  3. Step 3: Cross multiply
    1,944,907.58x = 2,913,711.50 × 746,016.06
  4. Step 4: Simplify right side
    1,944,907.58x = 2,173,675,573,206.69
  5. Step 5: Solve for x
    x = 2,173,675,573,206.69/1,944,907.58
  6. Step 6: Final answer
    x = 1,117,624.09

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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.