Home / 902,107.60-1,353,161.40-559,623.40

Finding the Fourth Proportional to 902,107.60, 1,353,161.40 and 559,623.40

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Solution

The fourth proportional to 902,107.60, 1,353,161.40 and 559,623.40 is: 839,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,107.60 : 1,353,161.40 = 559,623.40 : x
  2. Step 2: Convert to fraction form
    902,107.60/1,353,161.40 = 559,623.40/x
  3. Step 3: Cross multiply
    902,107.60x = 1,353,161.40 × 559,623.40
  4. Step 4: Simplify right side
    902,107.60x = 757,260,783,416.76
  5. Step 5: Solve for x
    x = 757,260,783,416.76/902,107.60
  6. Step 6: Final answer
    x = 839,435.10

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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.