Home / 1,084,379.40-1,625,402.70-410,200.20

Finding the Fourth Proportional to 1,084,379.40, 1,625,402.70 and 410,200.20

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Solution

The fourth proportional to 1,084,379.40, 1,625,402.70 and 410,200.20 is: 614,859.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,379.40 : 1,625,402.70 = 410,200.20 : x
  2. Step 2: Convert to fraction form
    1,084,379.40/1,625,402.70 = 410,200.20/x
  3. Step 3: Cross multiply
    1,084,379.40x = 1,625,402.70 × 410,200.20
  4. Step 4: Simplify right side
    1,084,379.40x = 666,740,512,620.54
  5. Step 5: Solve for x
    x = 666,740,512,620.54/1,084,379.40
  6. Step 6: Final answer
    x = 614,859.07

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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.