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Finding the Fourth Proportional to 1,295,914.51, 1,943,650.23 and 349,063.80

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Solution

The fourth proportional to 1,295,914.51, 1,943,650.23 and 349,063.80 is: 523,536.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,914.51 : 1,943,650.23 = 349,063.80 : x
  2. Step 2: Convert to fraction form
    1,295,914.51/1,943,650.23 = 349,063.80/x
  3. Step 3: Cross multiply
    1,295,914.51x = 1,943,650.23 × 349,063.80
  4. Step 4: Simplify right side
    1,295,914.51x = 678,457,935,154.67
  5. Step 5: Solve for x
    x = 678,457,935,154.67/1,295,914.51
  6. Step 6: Final answer
    x = 523,536.03

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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.