Home / 983,405.44-1,357,141.37-547,822.26

Finding the Fourth Proportional to 983,405.44, 1,357,141.37 and 547,822.26

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Solution

The fourth proportional to 983,405.44, 1,357,141.37 and 547,822.26 is: 756,018.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,405.44 : 1,357,141.37 = 547,822.26 : x
  2. Step 2: Convert to fraction form
    983,405.44/1,357,141.37 = 547,822.26/x
  3. Step 3: Cross multiply
    983,405.44x = 1,357,141.37 × 547,822.26
  4. Step 4: Simplify right side
    983,405.44x = 743,472,249,713.79
  5. Step 5: Solve for x
    x = 743,472,249,713.79/983,405.44
  6. Step 6: Final answer
    x = 756,018.04

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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.