Home / 283,448.02-391,143.49-176,015.74

Finding the Fourth Proportional to 283,448.02, 391,143.49 and 176,015.74

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Solution

The fourth proportional to 283,448.02, 391,143.49 and 176,015.74 is: 242,892.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,448.02 : 391,143.49 = 176,015.74 : x
  2. Step 2: Convert to fraction form
    283,448.02/391,143.49 = 176,015.74/x
  3. Step 3: Cross multiply
    283,448.02x = 391,143.49 × 176,015.74
  4. Step 4: Simplify right side
    283,448.02x = 68,847,410,838.53
  5. Step 5: Solve for x
    x = 68,847,410,838.53/283,448.02
  6. Step 6: Final answer
    x = 242,892.54

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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.