Home / 863,600.52-1,292,705.13-636,152.58

Finding the Fourth Proportional to 863,600.52, 1,292,705.13 and 636,152.58

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Solution

The fourth proportional to 863,600.52, 1,292,705.13 and 636,152.58 is: 952,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,600.52 : 1,292,705.13 = 636,152.58 : x
  2. Step 2: Convert to fraction form
    863,600.52/1,292,705.13 = 636,152.58/x
  3. Step 3: Cross multiply
    863,600.52x = 1,292,705.13 × 636,152.58
  4. Step 4: Simplify right side
    863,600.52x = 822,357,703,628.74
  5. Step 5: Solve for x
    x = 822,357,703,628.74/863,600.52
  6. Step 6: Final answer
    x = 952,243.18

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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.