Home / 528,228.45-792,144.09-191,185.83

Finding the Fourth Proportional to 528,228.45, 792,144.09 and 191,185.83

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Solution

The fourth proportional to 528,228.45, 792,144.09 and 191,185.83 is: 286,706.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,228.45 : 792,144.09 = 191,185.83 : x
  2. Step 2: Convert to fraction form
    528,228.45/792,144.09 = 191,185.83/x
  3. Step 3: Cross multiply
    528,228.45x = 792,144.09 × 191,185.83
  4. Step 4: Simplify right side
    528,228.45x = 151,446,725,326.25
  5. Step 5: Solve for x
    x = 151,446,725,326.25/528,228.45
  6. Step 6: Final answer
    x = 286,706.87

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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.