Home / 730,924.83-1,091,033.66-644,639.47

Finding the Fourth Proportional to 730,924.83, 1,091,033.66 and 644,639.47

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Solution

The fourth proportional to 730,924.83, 1,091,033.66 and 644,639.47 is: 962,237.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,924.83 : 1,091,033.66 = 644,639.47 : x
  2. Step 2: Convert to fraction form
    730,924.83/1,091,033.66 = 644,639.47/x
  3. Step 3: Cross multiply
    730,924.83x = 1,091,033.66 × 644,639.47
  4. Step 4: Simplify right side
    730,924.83x = 703,323,362,357.32
  5. Step 5: Solve for x
    x = 703,323,362,357.32/730,924.83
  6. Step 6: Final answer
    x = 962,237.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.