Home / 677,463.76-1,016,196.10-172,062.64

Finding the Fourth Proportional to 677,463.76, 1,016,196.10 and 172,062.64

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Solution

The fourth proportional to 677,463.76, 1,016,196.10 and 172,062.64 is: 258,094.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,463.76 : 1,016,196.10 = 172,062.64 : x
  2. Step 2: Convert to fraction form
    677,463.76/1,016,196.10 = 172,062.64/x
  3. Step 3: Cross multiply
    677,463.76x = 1,016,196.10 × 172,062.64
  4. Step 4: Simplify right side
    677,463.76x = 174,849,384,563.79
  5. Step 5: Solve for x
    x = 174,849,384,563.79/677,463.76
  6. Step 6: Final answer
    x = 258,094.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.