Home / 283,447.02-391,142.12-176,014.74

Finding the Fourth Proportional to 283,447.02, 391,142.12 and 176,014.74

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Solution

The fourth proportional to 283,447.02, 391,142.12 and 176,014.74 is: 242,891.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,447.02 : 391,142.12 = 176,014.74 : x
  2. Step 2: Convert to fraction form
    283,447.02/391,142.12 = 176,014.74/x
  3. Step 3: Cross multiply
    283,447.02x = 391,142.12 × 176,014.74
  4. Step 4: Simplify right side
    283,447.02x = 68,846,777,674.78
  5. Step 5: Solve for x
    x = 68,846,777,674.78/283,447.02
  6. Step 6: Final answer
    x = 242,891.17

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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.