Home / 866,227.56-1,195,431.12-484,254.24

Finding the Fourth Proportional to 866,227.56, 1,195,431.12 and 484,254.24

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Solution

The fourth proportional to 866,227.56, 1,195,431.12 and 484,254.24 is: 668,291.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,227.56 : 1,195,431.12 = 484,254.24 : x
  2. Step 2: Convert to fraction form
    866,227.56/1,195,431.12 = 484,254.24/x
  3. Step 3: Cross multiply
    866,227.56x = 1,195,431.12 × 484,254.24
  4. Step 4: Simplify right side
    866,227.56x = 578,892,588,487.95
  5. Step 5: Solve for x
    x = 578,892,588,487.95/866,227.56
  6. Step 6: Final answer
    x = 668,291.58

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Half scale
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Double scale
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Similar ratio
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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.