Home / 993,190.77-1,489,799.90-283,218.72

Finding the Fourth Proportional to 993,190.77, 1,489,799.90 and 283,218.72

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Solution

The fourth proportional to 993,190.77, 1,489,799.90 and 283,218.72 is: 424,832.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,190.77 : 1,489,799.90 = 283,218.72 : x
  2. Step 2: Convert to fraction form
    993,190.77/1,489,799.90 = 283,218.72/x
  3. Step 3: Cross multiply
    993,190.77x = 1,489,799.90 × 283,218.72
  4. Step 4: Simplify right side
    993,190.77x = 421,939,219,318.03
  5. Step 5: Solve for x
    x = 421,939,219,318.03/993,190.77
  6. Step 6: Final answer
    x = 424,832.00

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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.