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Finding the Fourth Proportional to 454,499.06, 627,230.13 and 253,296.50

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Solution

The fourth proportional to 454,499.06, 627,230.13 and 253,296.50 is: 349,561.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,499.06 : 627,230.13 = 253,296.50 : x
  2. Step 2: Convert to fraction form
    454,499.06/627,230.13 = 253,296.50/x
  3. Step 3: Cross multiply
    454,499.06x = 627,230.13 × 253,296.50
  4. Step 4: Simplify right side
    454,499.06x = 158,875,196,623.55
  5. Step 5: Solve for x
    x = 158,875,196,623.55/454,499.06
  6. Step 6: Final answer
    x = 349,561.11

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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.