Home / 528,517.54-792,774.06-191,479.16

Finding the Fourth Proportional to 528,517.54, 792,774.06 and 191,479.16

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Solution

The fourth proportional to 528,517.54, 792,774.06 and 191,479.16 is: 287,217.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,517.54 : 792,774.06 = 191,479.16 : x
  2. Step 2: Convert to fraction form
    528,517.54/792,774.06 = 191,479.16/x
  3. Step 3: Cross multiply
    528,517.54x = 792,774.06 × 191,479.16
  4. Step 4: Simplify right side
    528,517.54x = 151,799,711,078.59
  5. Step 5: Solve for x
    x = 151,799,711,078.59/528,517.54
  6. Step 6: Final answer
    x = 287,217.92

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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.