Home / 516,002.20-774,003.30-236,066.20

Finding the Fourth Proportional to 516,002.20, 774,003.30 and 236,066.20

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Solution

The fourth proportional to 516,002.20, 774,003.30 and 236,066.20 is: 354,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,002.20 : 774,003.30 = 236,066.20 : x
  2. Step 2: Convert to fraction form
    516,002.20/774,003.30 = 236,066.20/x
  3. Step 3: Cross multiply
    516,002.20x = 774,003.30 × 236,066.20
  4. Step 4: Simplify right side
    516,002.20x = 182,716,017,818.46
  5. Step 5: Solve for x
    x = 182,716,017,818.46/516,002.20
  6. Step 6: Final answer
    x = 354,099.30

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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.