Home / 994,473.40-1,491,710.10-363,305.20

Finding the Fourth Proportional to 994,473.40, 1,491,710.10 and 363,305.20

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Solution

The fourth proportional to 994,473.40, 1,491,710.10 and 363,305.20 is: 544,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,473.40 : 1,491,710.10 = 363,305.20 : x
  2. Step 2: Convert to fraction form
    994,473.40/1,491,710.10 = 363,305.20/x
  3. Step 3: Cross multiply
    994,473.40x = 1,491,710.10 × 363,305.20
  4. Step 4: Simplify right side
    994,473.40x = 541,946,036,222.52
  5. Step 5: Solve for x
    x = 541,946,036,222.52/994,473.40
  6. Step 6: Final answer
    x = 544,957.80

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Half scale
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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.