Home / 609,327.12-914,209.38-272,339.58

Finding the Fourth Proportional to 609,327.12, 914,209.38 and 272,339.58

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Solution

The fourth proportional to 609,327.12, 914,209.38 and 272,339.58 is: 408,607.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,327.12 : 914,209.38 = 272,339.58 : x
  2. Step 2: Convert to fraction form
    609,327.12/914,209.38 = 272,339.58/x
  3. Step 3: Cross multiply
    609,327.12x = 914,209.38 × 272,339.58
  4. Step 4: Simplify right side
    609,327.12x = 248,975,398,581.26
  5. Step 5: Solve for x
    x = 248,975,398,581.26/609,327.12
  6. Step 6: Final answer
    x = 408,607.12

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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.