Home / 536,214.88-739,984.80-294,507.28

Finding the Fourth Proportional to 536,214.88, 739,984.80 and 294,507.28

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Solution

The fourth proportional to 536,214.88, 739,984.80 and 294,507.28 is: 406,424.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,214.88 : 739,984.80 = 294,507.28 : x
  2. Step 2: Convert to fraction form
    536,214.88/739,984.80 = 294,507.28/x
  3. Step 3: Cross multiply
    536,214.88x = 739,984.80 × 294,507.28
  4. Step 4: Simplify right side
    536,214.88x = 217,930,910,689.34
  5. Step 5: Solve for x
    x = 217,930,910,689.34/536,214.88
  6. Step 6: Final answer
    x = 406,424.59

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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.