Home / 626,003.40-938,769.18-226,545.48

Finding the Fourth Proportional to 626,003.40, 938,769.18 and 226,545.48

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Solution

The fourth proportional to 626,003.40, 938,769.18 and 226,545.48 is: 339,732.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,003.40 : 938,769.18 = 226,545.48 : x
  2. Step 2: Convert to fraction form
    626,003.40/938,769.18 = 226,545.48/x
  3. Step 3: Cross multiply
    626,003.40x = 938,769.18 × 226,545.48
  4. Step 4: Simplify right side
    626,003.40x = 212,673,914,492.31
  5. Step 5: Solve for x
    x = 212,673,914,492.31/626,003.40
  6. Step 6: Final answer
    x = 339,732.84

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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.