Home / 644,937.65-967,428.32-171,623.47

Finding the Fourth Proportional to 644,937.65, 967,428.32 and 171,623.47

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Solution

The fourth proportional to 644,937.65, 967,428.32 and 171,623.47 is: 257,441.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,937.65 : 967,428.32 = 171,623.47 : x
  2. Step 2: Convert to fraction form
    644,937.65/967,428.32 = 171,623.47/x
  3. Step 3: Cross multiply
    644,937.65x = 967,428.32 × 171,623.47
  4. Step 4: Simplify right side
    644,937.65x = 166,033,403,265.16
  5. Step 5: Solve for x
    x = 166,033,403,265.16/644,937.65
  6. Step 6: Final answer
    x = 257,441.01

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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.