Home / 984,136.56-1,357,827.48-554,266.32

Finding the Fourth Proportional to 984,136.56, 1,357,827.48 and 554,266.32

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Solution

The fourth proportional to 984,136.56, 1,357,827.48 and 554,266.32 is: 764,729.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,136.56 : 1,357,827.48 = 554,266.32 : x
  2. Step 2: Convert to fraction form
    984,136.56/1,357,827.48 = 554,266.32/x
  3. Step 3: Cross multiply
    984,136.56x = 1,357,827.48 × 554,266.32
  4. Step 4: Simplify right side
    984,136.56x = 752,598,040,534.47
  5. Step 5: Solve for x
    x = 752,598,040,534.47/984,136.56
  6. Step 6: Final answer
    x = 764,729.28

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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.