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Finding the Fourth Proportional to 272,882.81, 373,851.17 and 262,655.79

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Solution

The fourth proportional to 272,882.81, 373,851.17 and 262,655.79 is: 359,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,882.81 : 373,851.17 = 262,655.79 : x
  2. Step 2: Convert to fraction form
    272,882.81/373,851.17 = 262,655.79/x
  3. Step 3: Cross multiply
    272,882.81x = 373,851.17 × 262,655.79
  4. Step 4: Simplify right side
    272,882.81x = 98,194,173,085.50
  5. Step 5: Solve for x
    x = 98,194,173,085.50/272,882.81
  6. Step 6: Final answer
    x = 359,840.08

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.