Home / 693,996.10-1,040,994.15-414,060.10

Finding the Fourth Proportional to 693,996.10, 1,040,994.15 and 414,060.10

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Solution

The fourth proportional to 693,996.10, 1,040,994.15 and 414,060.10 is: 621,090.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,996.10 : 1,040,994.15 = 414,060.10 : x
  2. Step 2: Convert to fraction form
    693,996.10/1,040,994.15 = 414,060.10/x
  3. Step 3: Cross multiply
    693,996.10x = 1,040,994.15 × 414,060.10
  4. Step 4: Simplify right side
    693,996.10x = 431,034,141,848.42
  5. Step 5: Solve for x
    x = 431,034,141,848.42/693,996.10
  6. Step 6: Final answer
    x = 621,090.15

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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.