Home / 319,713.12-441,180.18-183,747.24

Finding the Fourth Proportional to 319,713.12, 441,180.18 and 183,747.24

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Solution

The fourth proportional to 319,713.12, 441,180.18 and 183,747.24 is: 253,557.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,713.12 : 441,180.18 = 183,747.24 : x
  2. Step 2: Convert to fraction form
    319,713.12/441,180.18 = 183,747.24/x
  3. Step 3: Cross multiply
    319,713.12x = 441,180.18 × 183,747.24
  4. Step 4: Simplify right side
    319,713.12x = 81,065,640,417.70
  5. Step 5: Solve for x
    x = 81,065,640,417.70/319,713.12
  6. Step 6: Final answer
    x = 253,557.44

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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.