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Finding the Fourth Proportional to 362,098.88, 499,584.48 and 211,088.96

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Solution

The fourth proportional to 362,098.88, 499,584.48 and 211,088.96 is: 291,237.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,098.88 : 499,584.48 = 211,088.96 : x
  2. Step 2: Convert to fraction form
    362,098.88/499,584.48 = 211,088.96/x
  3. Step 3: Cross multiply
    362,098.88x = 499,584.48 × 211,088.96
  4. Step 4: Simplify right side
    362,098.88x = 105,456,768,315.34
  5. Step 5: Solve for x
    x = 105,456,768,315.34/362,098.88
  6. Step 6: Final answer
    x = 291,237.49

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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.