Home / 993,670.80-1,490,506.20-283,606.58

Finding the Fourth Proportional to 993,670.80, 1,490,506.20 and 283,606.58

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Solution

The fourth proportional to 993,670.80, 1,490,506.20 and 283,606.58 is: 425,409.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,670.80 : 1,490,506.20 = 283,606.58 : x
  2. Step 2: Convert to fraction form
    993,670.80/1,490,506.20 = 283,606.58/x
  3. Step 3: Cross multiply
    993,670.80x = 1,490,506.20 × 283,606.58
  4. Step 4: Simplify right side
    993,670.80x = 422,717,358,398.27
  5. Step 5: Solve for x
    x = 422,717,358,398.27/993,670.80
  6. Step 6: Final answer
    x = 425,409.86

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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.