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Finding the Fourth Proportional to 272,898.01, 373,871.65 and 262,670.95

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Solution

The fourth proportional to 272,898.01, 373,871.65 and 262,670.95 is: 359,860.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,898.01 : 373,871.65 = 262,670.95 : x
  2. Step 2: Convert to fraction form
    272,898.01/373,871.65 = 262,670.95/x
  3. Step 3: Cross multiply
    272,898.01x = 373,871.65 × 262,670.95
  4. Step 4: Simplify right side
    272,898.01x = 98,205,221,786.74
  5. Step 5: Solve for x
    x = 98,205,221,786.74/272,898.01
  6. Step 6: Final answer
    x = 359,860.53

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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.