Home / 446,615.47-669,546.63-193,705.55

Finding the Fourth Proportional to 446,615.47, 669,546.63 and 193,705.55

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Solution

The fourth proportional to 446,615.47, 669,546.63 and 193,705.55 is: 290,395.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,615.47 : 669,546.63 = 193,705.55 : x
  2. Step 2: Convert to fraction form
    446,615.47/669,546.63 = 193,705.55/x
  3. Step 3: Cross multiply
    446,615.47x = 669,546.63 × 193,705.55
  4. Step 4: Simplify right side
    446,615.47x = 129,694,899,805.76
  5. Step 5: Solve for x
    x = 129,694,899,805.76/446,615.47
  6. Step 6: Final answer
    x = 290,395.00

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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.