Home / 993,282.40-1,489,923.60-245,328.40

Finding the Fourth Proportional to 993,282.40, 1,489,923.60 and 245,328.40

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Solution

The fourth proportional to 993,282.40, 1,489,923.60 and 245,328.40 is: 367,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,282.40 : 1,489,923.60 = 245,328.40 : x
  2. Step 2: Convert to fraction form
    993,282.40/1,489,923.60 = 245,328.40/x
  3. Step 3: Cross multiply
    993,282.40x = 1,489,923.60 × 245,328.40
  4. Step 4: Simplify right side
    993,282.40x = 365,520,572,910.24
  5. Step 5: Solve for x
    x = 365,520,572,910.24/993,282.40
  6. Step 6: Final answer
    x = 367,992.60

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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.