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Finding the Fourth Proportional to 380,593.89, 525,461.58 and 237,564.09

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Solution

The fourth proportional to 380,593.89, 525,461.58 and 237,564.09 is: 327,989.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,593.89 : 525,461.58 = 237,564.09 : x
  2. Step 2: Convert to fraction form
    380,593.89/525,461.58 = 237,564.09/x
  3. Step 3: Cross multiply
    380,593.89x = 525,461.58 × 237,564.09
  4. Step 4: Simplify right side
    380,593.89x = 124,830,802,082.66
  5. Step 5: Solve for x
    x = 124,830,802,082.66/380,593.89
  6. Step 6: Final answer
    x = 327,989.51

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1.5x scale

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.