Home / 335,115.90-502,673.85-298,374.30

Finding the Fourth Proportional to 335,115.90, 502,673.85 and 298,374.30

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Solution

The fourth proportional to 335,115.90, 502,673.85 and 298,374.30 is: 447,561.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,115.90 : 502,673.85 = 298,374.30 : x
  2. Step 2: Convert to fraction form
    335,115.90/502,673.85 = 298,374.30/x
  3. Step 3: Cross multiply
    335,115.90x = 502,673.85 × 298,374.30
  4. Step 4: Simplify right side
    335,115.90x = 149,984,958,122.06
  5. Step 5: Solve for x
    x = 149,984,958,122.06/335,115.90
  6. Step 6: Final answer
    x = 447,561.45

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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.