Home / 443,156.51-664,902.26-173,477.36

Finding the Fourth Proportional to 443,156.51, 664,902.26 and 173,477.36

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Solution

The fourth proportional to 443,156.51, 664,902.26 and 173,477.36 is: 260,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,156.51 : 664,902.26 = 173,477.36 : x
  2. Step 2: Convert to fraction form
    443,156.51/664,902.26 = 173,477.36/x
  3. Step 3: Cross multiply
    443,156.51x = 664,902.26 × 173,477.36
  4. Step 4: Simplify right side
    443,156.51x = 115,345,484,530.94
  5. Step 5: Solve for x
    x = 115,345,484,530.94/443,156.51
  6. Step 6: Final answer
    x = 260,281.60

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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.