Home / 850,254.60-1,276,764.30-615,246.60

Finding the Fourth Proportional to 850,254.60, 1,276,764.30 and 615,246.60

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Solution

The fourth proportional to 850,254.60, 1,276,764.30 and 615,246.60 is: 923,870.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,254.60 : 1,276,764.30 = 615,246.60 : x
  2. Step 2: Convert to fraction form
    850,254.60/1,276,764.30 = 615,246.60/x
  3. Step 3: Cross multiply
    850,254.60x = 1,276,764.30 × 615,246.60
  4. Step 4: Simplify right side
    850,254.60x = 785,524,894,576.38
  5. Step 5: Solve for x
    x = 785,524,894,576.38/850,254.60
  6. Step 6: Final answer
    x = 923,870.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.