Home / 959,824.20-1,324,549.62-530,133.78

Finding the Fourth Proportional to 959,824.20, 1,324,549.62 and 530,133.78

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Solution

The fourth proportional to 959,824.20, 1,324,549.62 and 530,133.78 is: 731,580.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,824.20 : 1,324,549.62 = 530,133.78 : x
  2. Step 2: Convert to fraction form
    959,824.20/1,324,549.62 = 530,133.78/x
  3. Step 3: Cross multiply
    959,824.20x = 1,324,549.62 × 530,133.78
  4. Step 4: Simplify right side
    959,824.20x = 702,188,496,848.16
  5. Step 5: Solve for x
    x = 702,188,496,848.16/959,824.20
  6. Step 6: Final answer
    x = 731,580.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.