Home / 454,262.19-626,881.85-263,386.31

Finding the Fourth Proportional to 454,262.19, 626,881.85 and 263,386.31

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Solution

The fourth proportional to 454,262.19, 626,881.85 and 263,386.31 is: 363,473.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,262.19 : 626,881.85 = 263,386.31 : x
  2. Step 2: Convert to fraction form
    454,262.19/626,881.85 = 263,386.31/x
  3. Step 3: Cross multiply
    454,262.19x = 626,881.85 × 263,386.31
  4. Step 4: Simplify right side
    454,262.19x = 165,112,092,826.13
  5. Step 5: Solve for x
    x = 165,112,092,826.13/454,262.19
  6. Step 6: Final answer
    x = 363,473.11

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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.