Home / 1,084,998.40-1,626,331.20-410,819.20

Finding the Fourth Proportional to 1,084,998.40, 1,626,331.20 and 410,819.20

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Solution

The fourth proportional to 1,084,998.40, 1,626,331.20 and 410,819.20 is: 615,787.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,998.40 : 1,626,331.20 = 410,819.20 : x
  2. Step 2: Convert to fraction form
    1,084,998.40/1,626,331.20 = 410,819.20/x
  3. Step 3: Cross multiply
    1,084,998.40x = 1,626,331.20 × 410,819.20
  4. Step 4: Simplify right side
    1,084,998.40x = 668,128,082,519.04
  5. Step 5: Solve for x
    x = 668,128,082,519.04/1,084,998.40
  6. Step 6: Final answer
    x = 615,787.16

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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.