Home / 677,924.10-935,532.68-372,005.60

Finding the Fourth Proportional to 677,924.10, 935,532.68 and 372,005.60

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Solution

The fourth proportional to 677,924.10, 935,532.68 and 372,005.60 is: 513,366.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,924.10 : 935,532.68 = 372,005.60 : x
  2. Step 2: Convert to fraction form
    677,924.10/935,532.68 = 372,005.60/x
  3. Step 3: Cross multiply
    677,924.10x = 935,532.68 × 372,005.60
  4. Step 4: Simplify right side
    677,924.10x = 348,023,395,943.01
  5. Step 5: Solve for x
    x = 348,023,395,943.01/677,924.10
  6. Step 6: Final answer
    x = 513,366.31

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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.