Home / 369,519.45-554,297.40-192,372.45

Finding the Fourth Proportional to 369,519.45, 554,297.40 and 192,372.45

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Solution

The fourth proportional to 369,519.45, 554,297.40 and 192,372.45 is: 288,568.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,519.45 : 554,297.40 = 192,372.45 : x
  2. Step 2: Convert to fraction form
    369,519.45/554,297.40 = 192,372.45/x
  3. Step 3: Cross multiply
    369,519.45x = 554,297.40 × 192,372.45
  4. Step 4: Simplify right side
    369,519.45x = 106,631,548,866.63
  5. Step 5: Solve for x
    x = 106,631,548,866.63/369,519.45
  6. Step 6: Final answer
    x = 288,568.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.