Home / 866,637.23-1,195,955.30-484,665.53

Finding the Fourth Proportional to 866,637.23, 1,195,955.30 and 484,665.53

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Solution

The fourth proportional to 866,637.23, 1,195,955.30 and 484,665.53 is: 668,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,637.23 : 1,195,955.30 = 484,665.53 : x
  2. Step 2: Convert to fraction form
    866,637.23/1,195,955.30 = 484,665.53/x
  3. Step 3: Cross multiply
    866,637.23x = 1,195,955.30 × 484,665.53
  4. Step 4: Simplify right side
    866,637.23x = 579,638,306,907.48
  5. Step 5: Solve for x
    x = 579,638,306,907.48/866,637.23
  6. Step 6: Final answer
    x = 668,836.15

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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.