Home / 876,184.60-1,209,148.68-494,218.98

Finding the Fourth Proportional to 876,184.60, 1,209,148.68 and 494,218.98

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Solution

The fourth proportional to 876,184.60, 1,209,148.68 and 494,218.98 is: 682,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,184.60 : 1,209,148.68 = 494,218.98 : x
  2. Step 2: Convert to fraction form
    876,184.60/1,209,148.68 = 494,218.98/x
  3. Step 3: Cross multiply
    876,184.60x = 1,209,148.68 × 494,218.98
  4. Step 4: Simplify right side
    876,184.60x = 597,584,227,297.95
  5. Step 5: Solve for x
    x = 597,584,227,297.95/876,184.60
  6. Step 6: Final answer
    x = 682,030.05

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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.