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Finding the Fourth Proportional to 1,159,733.04, 1,738,900.56 and 519,921.03

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Solution

The fourth proportional to 1,159,733.04, 1,738,900.56 and 519,921.03 is: 779,568.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,733.04 : 1,738,900.56 = 519,921.03 : x
  2. Step 2: Convert to fraction form
    1,159,733.04/1,738,900.56 = 519,921.03/x
  3. Step 3: Cross multiply
    1,159,733.04x = 1,738,900.56 × 519,921.03
  4. Step 4: Simplify right side
    1,159,733.04x = 904,090,965,987.49
  5. Step 5: Solve for x
    x = 904,090,965,987.49/1,159,733.04
  6. Step 6: Final answer
    x = 779,568.17

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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.