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Finding the Fourth Proportional to 224,309.24, 336,411.94 and 66,499.64

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Solution

The fourth proportional to 224,309.24, 336,411.94 and 66,499.64 is: 99,734.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,309.24 : 336,411.94 = 66,499.64 : x
  2. Step 2: Convert to fraction form
    224,309.24/336,411.94 = 66,499.64/x
  3. Step 3: Cross multiply
    224,309.24x = 336,411.94 × 66,499.64
  4. Step 4: Simplify right side
    224,309.24x = 22,371,272,901.70
  5. Step 5: Solve for x
    x = 22,371,272,901.70/224,309.24
  6. Step 6: Final answer
    x = 99,734.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.