Home / 577,028.10-865,461.51-197,942.64

Finding the Fourth Proportional to 577,028.10, 865,461.51 and 197,942.64

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Solution

The fourth proportional to 577,028.10, 865,461.51 and 197,942.64 is: 296,886.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,028.10 : 865,461.51 = 197,942.64 : x
  2. Step 2: Convert to fraction form
    577,028.10/865,461.51 = 197,942.64/x
  3. Step 3: Cross multiply
    577,028.10x = 865,461.51 × 197,942.64
  4. Step 4: Simplify right side
    577,028.10x = 171,311,732,862.31
  5. Step 5: Solve for x
    x = 171,311,732,862.31/577,028.10
  6. Step 6: Final answer
    x = 296,886.29

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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.