Home / 854,226.25-1,178,856.83-472,277.64

Finding the Fourth Proportional to 854,226.25, 1,178,856.83 and 472,277.64

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Solution

The fourth proportional to 854,226.25, 1,178,856.83 and 472,277.64 is: 651,756.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,226.25 : 1,178,856.83 = 472,277.64 : x
  2. Step 2: Convert to fraction form
    854,226.25/1,178,856.83 = 472,277.64/x
  3. Step 3: Cross multiply
    854,226.25x = 1,178,856.83 × 472,277.64
  4. Step 4: Simplify right side
    854,226.25x = 556,747,715,676.00
  5. Step 5: Solve for x
    x = 556,747,715,676.00/854,226.25
  6. Step 6: Final answer
    x = 651,756.74

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Double scale
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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.