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Finding the Fourth Proportional to 46,743,594.40, 70,119,376.80 and 12,204,578.80

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Solution

The fourth proportional to 46,743,594.40, 70,119,376.80 and 12,204,578.80 is: 18,307,908.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,743,594.40 : 70,119,376.80 = 12,204,578.80 : x
  2. Step 2: Convert to fraction form
    46,743,594.40/70,119,376.80 = 12,204,578.80/x
  3. Step 3: Cross multiply
    46,743,594.40x = 70,119,376.80 × 12,204,578.80
  4. Step 4: Simplify right side
    46,743,594.40x = 855,777,459,562,491.88
  5. Step 5: Solve for x
    x = 855,777,459,562,491.88/46,743,594.40
  6. Step 6: Final answer
    x = 18,307,908.72

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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.