Home / 876,634.60-1,314,951.90-377,998.60

Finding the Fourth Proportional to 876,634.60, 1,314,951.90 and 377,998.60

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Solution

The fourth proportional to 876,634.60, 1,314,951.90 and 377,998.60 is: 566,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,634.60 : 1,314,951.90 = 377,998.60 : x
  2. Step 2: Convert to fraction form
    876,634.60/1,314,951.90 = 377,998.60/x
  3. Step 3: Cross multiply
    876,634.60x = 1,314,951.90 × 377,998.60
  4. Step 4: Simplify right side
    876,634.60x = 497,049,977,267.34
  5. Step 5: Solve for x
    x = 497,049,977,267.34/876,634.60
  6. Step 6: Final answer
    x = 566,997.90

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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.