Home / 945,160.94-1,304,399.57-537,390.74

Finding the Fourth Proportional to 945,160.94, 1,304,399.57 and 537,390.74

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Solution

The fourth proportional to 945,160.94, 1,304,399.57 and 537,390.74 is: 741,643.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,160.94 : 1,304,399.57 = 537,390.74 : x
  2. Step 2: Convert to fraction form
    945,160.94/1,304,399.57 = 537,390.74/x
  3. Step 3: Cross multiply
    945,160.94x = 1,304,399.57 × 537,390.74
  4. Step 4: Simplify right side
    945,160.94x = 700,972,240,969.03
  5. Step 5: Solve for x
    x = 700,972,240,969.03/945,160.94
  6. Step 6: Final answer
    x = 741,643.26

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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.