Home / 866,249.56-1,195,461.54-484,276.24

Finding the Fourth Proportional to 866,249.56, 1,195,461.54 and 484,276.24

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Solution

The fourth proportional to 866,249.56, 1,195,461.54 and 484,276.24 is: 668,321.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,249.56 : 1,195,461.54 = 484,276.24 : x
  2. Step 2: Convert to fraction form
    866,249.56/1,195,461.54 = 484,276.24/x
  3. Step 3: Cross multiply
    866,249.56x = 1,195,461.54 × 484,276.24
  4. Step 4: Simplify right side
    866,249.56x = 578,933,619,655.81
  5. Step 5: Solve for x
    x = 578,933,619,655.81/866,249.56
  6. Step 6: Final answer
    x = 668,321.98

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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.