Home / 334,976.80-501,428.40-194,317.60

Finding the Fourth Proportional to 334,976.80, 501,428.40 and 194,317.60

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Solution

The fourth proportional to 334,976.80, 501,428.40 and 194,317.60 is: 290,874.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,976.80 : 501,428.40 = 194,317.60 : x
  2. Step 2: Convert to fraction form
    334,976.80/501,428.40 = 194,317.60/x
  3. Step 3: Cross multiply
    334,976.80x = 501,428.40 × 194,317.60
  4. Step 4: Simplify right side
    334,976.80x = 97,436,363,259.84
  5. Step 5: Solve for x
    x = 97,436,363,259.84/334,976.80
  6. Step 6: Final answer
    x = 290,874.96

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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.