Home / 416,658.07-574,989.06-225,671.50

Finding the Fourth Proportional to 416,658.07, 574,989.06 and 225,671.50

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Solution

The fourth proportional to 416,658.07, 574,989.06 and 225,671.50 is: 311,427.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,658.07 : 574,989.06 = 225,671.50 : x
  2. Step 2: Convert to fraction form
    416,658.07/574,989.06 = 225,671.50/x
  3. Step 3: Cross multiply
    416,658.07x = 574,989.06 × 225,671.50
  4. Step 4: Simplify right side
    416,658.07x = 129,758,643,653.79
  5. Step 5: Solve for x
    x = 129,758,643,653.79/416,658.07
  6. Step 6: Final answer
    x = 311,427.17

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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.