Home / 696,453.78-1,044,651.48-223,128.66

Finding the Fourth Proportional to 696,453.78, 1,044,651.48 and 223,128.66

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Solution

The fourth proportional to 696,453.78, 1,044,651.48 and 223,128.66 is: 334,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,453.78 : 1,044,651.48 = 223,128.66 : x
  2. Step 2: Convert to fraction form
    696,453.78/1,044,651.48 = 223,128.66/x
  3. Step 3: Cross multiply
    696,453.78x = 1,044,651.48 × 223,128.66
  4. Step 4: Simplify right side
    696,453.78x = 233,091,684,899.42
  5. Step 5: Solve for x
    x = 233,091,684,899.42/696,453.78
  6. Step 6: Final answer
    x = 334,683.64

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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.