Home / 454,041.78-626,577.66-263,165.89

Finding the Fourth Proportional to 454,041.78, 626,577.66 and 263,165.89

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Solution

The fourth proportional to 454,041.78, 626,577.66 and 263,165.89 is: 363,168.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,041.78 : 626,577.66 = 263,165.89 : x
  2. Step 2: Convert to fraction form
    454,041.78/626,577.66 = 263,165.89/x
  3. Step 3: Cross multiply
    454,041.78x = 626,577.66 × 263,165.89
  4. Step 4: Simplify right side
    454,041.78x = 164,893,867,548.02
  5. Step 5: Solve for x
    x = 164,893,867,548.02/454,041.78
  6. Step 6: Final answer
    x = 363,168.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.