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Finding the Fourth Proportional to 296,955.89, 409,617.66 and 176,016.21

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Solution

The fourth proportional to 296,955.89, 409,617.66 and 176,016.21 is: 242,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,955.89 : 409,617.66 = 176,016.21 : x
  2. Step 2: Convert to fraction form
    296,955.89/409,617.66 = 176,016.21/x
  3. Step 3: Cross multiply
    296,955.89x = 409,617.66 × 176,016.21
  4. Step 4: Simplify right side
    296,955.89x = 72,099,346,196.17
  5. Step 5: Solve for x
    x = 72,099,346,196.17/296,955.89
  6. Step 6: Final answer
    x = 242,794.80

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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.