Home / 677,948.94-935,566.96-372,030.43

Finding the Fourth Proportional to 677,948.94, 935,566.96 and 372,030.43

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Solution

The fourth proportional to 677,948.94, 935,566.96 and 372,030.43 is: 513,400.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,948.94 : 935,566.96 = 372,030.43 : x
  2. Step 2: Convert to fraction form
    677,948.94/935,566.96 = 372,030.43/x
  3. Step 3: Cross multiply
    677,948.94x = 935,566.96 × 372,030.43
  4. Step 4: Simplify right side
    677,948.94x = 348,059,378,422.59
  5. Step 5: Solve for x
    x = 348,059,378,422.59/677,948.94
  6. Step 6: Final answer
    x = 513,400.58

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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.