Home / 438,904.41-605,688.08-237,700.41

Finding the Fourth Proportional to 438,904.41, 605,688.08 and 237,700.41

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Solution

The fourth proportional to 438,904.41, 605,688.08 and 237,700.41 is: 328,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,904.41 : 605,688.08 = 237,700.41 : x
  2. Step 2: Convert to fraction form
    438,904.41/605,688.08 = 237,700.41/x
  3. Step 3: Cross multiply
    438,904.41x = 605,688.08 × 237,700.41
  4. Step 4: Simplify right side
    438,904.41x = 143,972,302,825.35
  5. Step 5: Solve for x
    x = 143,972,302,825.35/438,904.41
  6. Step 6: Final answer
    x = 328,026.56

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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.