Home / 251,837.10-377,755.65-219,032.10

Finding the Fourth Proportional to 251,837.10, 377,755.65 and 219,032.10

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Solution

The fourth proportional to 251,837.10, 377,755.65 and 219,032.10 is: 328,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,837.10 : 377,755.65 = 219,032.10 : x
  2. Step 2: Convert to fraction form
    251,837.10/377,755.65 = 219,032.10/x
  3. Step 3: Cross multiply
    251,837.10x = 377,755.65 × 219,032.10
  4. Step 4: Simplify right side
    251,837.10x = 82,740,613,306.37
  5. Step 5: Solve for x
    x = 82,740,613,306.37/251,837.10
  6. Step 6: Final answer
    x = 328,548.15

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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.