Home / 520,824.69-781,299.54-183,795.75

Finding the Fourth Proportional to 520,824.69, 781,299.54 and 183,795.75

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Solution

The fourth proportional to 520,824.69, 781,299.54 and 183,795.75 is: 275,715.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,824.69 : 781,299.54 = 183,795.75 : x
  2. Step 2: Convert to fraction form
    520,824.69/781,299.54 = 183,795.75/x
  3. Step 3: Cross multiply
    520,824.69x = 781,299.54 × 183,795.75
  4. Step 4: Simplify right side
    520,824.69x = 143,599,534,928.96
  5. Step 5: Solve for x
    x = 143,599,534,928.96/520,824.69
  6. Step 6: Final answer
    x = 275,715.68

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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.