Home / 854,536.70-1,281,707.85-223,514.30

Finding the Fourth Proportional to 854,536.70, 1,281,707.85 and 223,514.30

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Solution

The fourth proportional to 854,536.70, 1,281,707.85 and 223,514.30 is: 335,246.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,536.70 : 1,281,707.85 = 223,514.30 : x
  2. Step 2: Convert to fraction form
    854,536.70/1,281,707.85 = 223,514.30/x
  3. Step 3: Cross multiply
    854,536.70x = 1,281,707.85 × 223,514.30
  4. Step 4: Simplify right side
    854,536.70x = 286,480,032,897.26
  5. Step 5: Solve for x
    x = 286,480,032,897.26/854,536.70
  6. Step 6: Final answer
    x = 335,246.03

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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.