Home / 993,132.30-1,489,698.45-362,066.70

Finding the Fourth Proportional to 993,132.30, 1,489,698.45 and 362,066.70

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Solution

The fourth proportional to 993,132.30, 1,489,698.45 and 362,066.70 is: 543,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,132.30 : 1,489,698.45 = 362,066.70 : x
  2. Step 2: Convert to fraction form
    993,132.30/1,489,698.45 = 362,066.70/x
  3. Step 3: Cross multiply
    993,132.30x = 1,489,698.45 × 362,066.70
  4. Step 4: Simplify right side
    993,132.30x = 539,370,201,786.62
  5. Step 5: Solve for x
    x = 539,370,201,786.62/993,132.30
  6. Step 6: Final answer
    x = 543,100.05

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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.