Home / 677,962.41-935,585.49-372,043.89

Finding the Fourth Proportional to 677,962.41, 935,585.49 and 372,043.89

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Solution

The fourth proportional to 677,962.41, 935,585.49 and 372,043.89 is: 513,419.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,962.41 : 935,585.49 = 372,043.89 : x
  2. Step 2: Convert to fraction form
    677,962.41/935,585.49 = 372,043.89/x
  3. Step 3: Cross multiply
    677,962.41x = 935,585.49 × 372,043.89
  4. Step 4: Simplify right side
    677,962.41x = 348,078,865,127.16
  5. Step 5: Solve for x
    x = 348,078,865,127.16/677,962.41
  6. Step 6: Final answer
    x = 513,419.12

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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.