Home / 866,639.23-1,195,958.06-484,667.53

Finding the Fourth Proportional to 866,639.23, 1,195,958.06 and 484,667.53

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Solution

The fourth proportional to 866,639.23, 1,195,958.06 and 484,667.53 is: 668,838.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,639.23 : 1,195,958.06 = 484,667.53 : x
  2. Step 2: Convert to fraction form
    866,639.23/1,195,958.06 = 484,667.53/x
  3. Step 3: Cross multiply
    866,639.23x = 1,195,958.06 × 484,667.53
  4. Step 4: Simplify right side
    866,639.23x = 579,642,036,500.45
  5. Step 5: Solve for x
    x = 579,642,036,500.45/866,639.23
  6. Step 6: Final answer
    x = 668,838.91

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1.5x scale

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.