Home / 441,743.04-608,877.36-312,514.56

Finding the Fourth Proportional to 441,743.04, 608,877.36 and 312,514.56

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Solution

The fourth proportional to 441,743.04, 608,877.36 and 312,514.56 is: 430,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,743.04 : 608,877.36 = 312,514.56 : x
  2. Step 2: Convert to fraction form
    441,743.04/608,877.36 = 312,514.56/x
  3. Step 3: Cross multiply
    441,743.04x = 608,877.36 × 312,514.56
  4. Step 4: Simplify right side
    441,743.04x = 190,283,040,254.36
  5. Step 5: Solve for x
    x = 190,283,040,254.36/441,743.04
  6. Step 6: Final answer
    x = 430,755.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.