Home / 994,410.30-1,491,615.45-363,776.70

Finding the Fourth Proportional to 994,410.30, 1,491,615.45 and 363,776.70

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Solution

The fourth proportional to 994,410.30, 1,491,615.45 and 363,776.70 is: 545,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,410.30 : 1,491,615.45 = 363,776.70 : x
  2. Step 2: Convert to fraction form
    994,410.30/1,491,615.45 = 363,776.70/x
  3. Step 3: Cross multiply
    994,410.30x = 1,491,615.45 × 363,776.70
  4. Step 4: Simplify right side
    994,410.30x = 542,614,946,070.02
  5. Step 5: Solve for x
    x = 542,614,946,070.02/994,410.30
  6. Step 6: Final answer
    x = 545,665.05

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Double scale
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Similar ratio
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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.