Home / 1,239,035.33-1,858,553.10-440,348.40

Finding the Fourth Proportional to 1,239,035.33, 1,858,553.10 and 440,348.40

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Solution

The fourth proportional to 1,239,035.33, 1,858,553.10 and 440,348.40 is: 660,522.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,035.33 : 1,858,553.10 = 440,348.40 : x
  2. Step 2: Convert to fraction form
    1,239,035.33/1,858,553.10 = 440,348.40/x
  3. Step 3: Cross multiply
    1,239,035.33x = 1,858,553.10 × 440,348.40
  4. Step 4: Simplify right side
    1,239,035.33x = 818,410,883,900.04
  5. Step 5: Solve for x
    x = 818,410,883,900.04/1,239,035.33
  6. Step 6: Final answer
    x = 660,522.64

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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.