Home / 366,988.46-550,565.58-130,331.30

Finding the Fourth Proportional to 366,988.46, 550,565.58 and 130,331.30

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Solution

The fourth proportional to 366,988.46, 550,565.58 and 130,331.30 is: 195,526.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,988.46 : 550,565.58 = 130,331.30 : x
  2. Step 2: Convert to fraction form
    366,988.46/550,565.58 = 130,331.30/x
  3. Step 3: Cross multiply
    366,988.46x = 550,565.58 × 130,331.30
  4. Step 4: Simplify right side
    366,988.46x = 71,755,927,776.65
  5. Step 5: Solve for x
    x = 71,755,927,776.65/366,988.46
  6. Step 6: Final answer
    x = 195,526.39

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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.