Home / 748,164.94-1,032,467.61-408,634.00

Finding the Fourth Proportional to 748,164.94, 1,032,467.61 and 408,634.00

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Solution

The fourth proportional to 748,164.94, 1,032,467.61 and 408,634.00 is: 563,914.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,164.94 : 1,032,467.61 = 408,634.00 : x
  2. Step 2: Convert to fraction form
    748,164.94/1,032,467.61 = 408,634.00/x
  3. Step 3: Cross multiply
    748,164.94x = 1,032,467.61 × 408,634.00
  4. Step 4: Simplify right side
    748,164.94x = 421,901,368,295.95
  5. Step 5: Solve for x
    x = 421,901,368,295.95/748,164.94
  6. Step 6: Final answer
    x = 563,914.92

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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.