Home / 319,997.52-441,535.50-192,681.36

Finding the Fourth Proportional to 319,997.52, 441,535.50 and 192,681.36

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Solution

The fourth proportional to 319,997.52, 441,535.50 and 192,681.36 is: 265,863.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,997.52 : 441,535.50 = 192,681.36 : x
  2. Step 2: Convert to fraction form
    319,997.52/441,535.50 = 192,681.36/x
  3. Step 3: Cross multiply
    319,997.52x = 441,535.50 × 192,681.36
  4. Step 4: Simplify right side
    319,997.52x = 85,075,660,628.28
  5. Step 5: Solve for x
    x = 85,075,660,628.28/319,997.52
  6. Step 6: Final answer
    x = 265,863.50

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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.