Home / 455,044.30-682,566.45-202,324.30

Finding the Fourth Proportional to 455,044.30, 682,566.45 and 202,324.30

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Solution

The fourth proportional to 455,044.30, 682,566.45 and 202,324.30 is: 303,486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,044.30 : 682,566.45 = 202,324.30 : x
  2. Step 2: Convert to fraction form
    455,044.30/682,566.45 = 202,324.30/x
  3. Step 3: Cross multiply
    455,044.30x = 682,566.45 × 202,324.30
  4. Step 4: Simplify right side
    455,044.30x = 138,099,779,199.74
  5. Step 5: Solve for x
    x = 138,099,779,199.74/455,044.30
  6. Step 6: Final answer
    x = 303,486.45

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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.