Home / 370,071.60-554,977.80-192,519.60

Finding the Fourth Proportional to 370,071.60, 554,977.80 and 192,519.60

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Solution

The fourth proportional to 370,071.60, 554,977.80 and 192,519.60 is: 288,711.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,071.60 : 554,977.80 = 192,519.60 : x
  2. Step 2: Convert to fraction form
    370,071.60/554,977.80 = 192,519.60/x
  3. Step 3: Cross multiply
    370,071.60x = 554,977.80 × 192,519.60
  4. Step 4: Simplify right side
    370,071.60x = 106,844,104,064.88
  5. Step 5: Solve for x
    x = 106,844,104,064.88/370,071.60
  6. Step 6: Final answer
    x = 288,711.98

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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.