Home / 362,200.61-499,827.64-198,856.30

Finding the Fourth Proportional to 362,200.61, 499,827.64 and 198,856.30

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Solution

The fourth proportional to 362,200.61, 499,827.64 and 198,856.30 is: 274,416.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,200.61 : 499,827.64 = 198,856.30 : x
  2. Step 2: Convert to fraction form
    362,200.61/499,827.64 = 198,856.30/x
  3. Step 3: Cross multiply
    362,200.61x = 499,827.64 × 198,856.30
  4. Step 4: Simplify right side
    362,200.61x = 99,393,875,128.13
  5. Step 5: Solve for x
    x = 99,393,875,128.13/362,200.61
  6. Step 6: Final answer
    x = 274,416.64

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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.