Home / 370,006.80-554,670-133,291.59

Finding the Fourth Proportional to 370,006.80, 554,670 and 133,291.59

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Solution

The fourth proportional to 370,006.80, 554,670 and 133,291.59 is: 199,814.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,006.80 : 554,670 = 133,291.59 : x
  2. Step 2: Convert to fraction form
    370,006.80/554,670 = 133,291.59/x
  3. Step 3: Cross multiply
    370,006.80x = 554,670 × 133,291.59
  4. Step 4: Simplify right side
    370,006.80x = 73,932,846,225.30
  5. Step 5: Solve for x
    x = 73,932,846,225.30/370,006.80
  6. Step 6: Final answer
    x = 199,814.83

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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.