Home / 374,928.34-517,399.66-202,845.76

Finding the Fourth Proportional to 374,928.34, 517,399.66 and 202,845.76

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Solution

The fourth proportional to 374,928.34, 517,399.66 and 202,845.76 is: 279,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,928.34 : 517,399.66 = 202,845.76 : x
  2. Step 2: Convert to fraction form
    374,928.34/517,399.66 = 202,845.76/x
  3. Step 3: Cross multiply
    374,928.34x = 517,399.66 × 202,845.76
  4. Step 4: Simplify right side
    374,928.34x = 104,952,327,256.44
  5. Step 5: Solve for x
    x = 104,952,327,256.44/374,928.34
  6. Step 6: Final answer
    x = 279,926.36

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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.