Home / 876,257.44-1,208,775.54-761,277.74

Finding the Fourth Proportional to 876,257.44, 1,208,775.54 and 761,277.74

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Solution

The fourth proportional to 876,257.44, 1,208,775.54 and 761,277.74 is: 1,050,163.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,257.44 : 1,208,775.54 = 761,277.74 : x
  2. Step 2: Convert to fraction form
    876,257.44/1,208,775.54 = 761,277.74/x
  3. Step 3: Cross multiply
    876,257.44x = 1,208,775.54 × 761,277.74
  4. Step 4: Simplify right side
    876,257.44x = 920,213,905,214.60
  5. Step 5: Solve for x
    x = 920,213,905,214.60/876,257.44
  6. Step 6: Final answer
    x = 1,050,163.87

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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.