Home / 849,467.65-1,172,495.64-500,912.47

Finding the Fourth Proportional to 849,467.65, 1,172,495.64 and 500,912.47

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Solution

The fourth proportional to 849,467.65, 1,172,495.64 and 500,912.47 is: 691,395.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,467.65 : 1,172,495.64 = 500,912.47 : x
  2. Step 2: Convert to fraction form
    849,467.65/1,172,495.64 = 500,912.47/x
  3. Step 3: Cross multiply
    849,467.65x = 1,172,495.64 × 500,912.47
  4. Step 4: Simplify right side
    849,467.65x = 587,317,687,096.63
  5. Step 5: Solve for x
    x = 587,317,687,096.63/849,467.65
  6. Step 6: Final answer
    x = 691,395.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.