Home / 528,369.24-792,864.90-196,178.52

Finding the Fourth Proportional to 528,369.24, 792,864.90 and 196,178.52

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Solution

The fourth proportional to 528,369.24, 792,864.90 and 196,178.52 is: 294,383.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,369.24 : 792,864.90 = 196,178.52 : x
  2. Step 2: Convert to fraction form
    528,369.24/792,864.90 = 196,178.52/x
  3. Step 3: Cross multiply
    528,369.24x = 792,864.90 × 196,178.52
  4. Step 4: Simplify right side
    528,369.24x = 155,543,062,641.95
  5. Step 5: Solve for x
    x = 155,543,062,641.95/528,369.24
  6. Step 6: Final answer
    x = 294,383.27

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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.