Home / 993,509.50-1,490,278.22-283,537.62

Finding the Fourth Proportional to 993,509.50, 1,490,278.22 and 283,537.62

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Solution

The fourth proportional to 993,509.50, 1,490,278.22 and 283,537.62 is: 425,310.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,509.50 : 1,490,278.22 = 283,537.62 : x
  2. Step 2: Convert to fraction form
    993,509.50/1,490,278.22 = 283,537.62/x
  3. Step 3: Cross multiply
    993,509.50x = 1,490,278.22 × 283,537.62
  4. Step 4: Simplify right side
    993,509.50x = 422,549,939,636.64
  5. Step 5: Solve for x
    x = 422,549,939,636.64/993,509.50
  6. Step 6: Final answer
    x = 425,310.42

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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.