Home / 838,729.04-1,157,424.84-481,010

Finding the Fourth Proportional to 838,729.04, 1,157,424.84 and 481,010

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Solution

The fourth proportional to 838,729.04, 1,157,424.84 and 481,010 is: 663,781.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,729.04 : 1,157,424.84 = 481,010 : x
  2. Step 2: Convert to fraction form
    838,729.04/1,157,424.84 = 481,010/x
  3. Step 3: Cross multiply
    838,729.04x = 1,157,424.84 × 481,010
  4. Step 4: Simplify right side
    838,729.04x = 556,732,922,288.40
  5. Step 5: Solve for x
    x = 556,732,922,288.40/838,729.04
  6. Step 6: Final answer
    x = 663,781.62

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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.