Home / 370,599.40-555,331.02-193,164.04

Finding the Fourth Proportional to 370,599.40, 555,331.02 and 193,164.04

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Solution

The fourth proportional to 370,599.40, 555,331.02 and 193,164.04 is: 289,449.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,599.40 : 555,331.02 = 193,164.04 : x
  2. Step 2: Convert to fraction form
    370,599.40/555,331.02 = 193,164.04/x
  3. Step 3: Cross multiply
    370,599.40x = 555,331.02 × 193,164.04
  4. Step 4: Simplify right side
    370,599.40x = 107,269,983,360.52
  5. Step 5: Solve for x
    x = 107,269,983,360.52/370,599.40
  6. Step 6: Final answer
    x = 289,449.97

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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.