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Finding the Fourth Proportional to 372,604.32, 514,196.10 and 202,838.04

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Solution

The fourth proportional to 372,604.32, 514,196.10 and 202,838.04 is: 279,917.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,604.32 : 514,196.10 = 202,838.04 : x
  2. Step 2: Convert to fraction form
    372,604.32/514,196.10 = 202,838.04/x
  3. Step 3: Cross multiply
    372,604.32x = 514,196.10 × 202,838.04
  4. Step 4: Simplify right side
    372,604.32x = 104,298,529,099.64
  5. Step 5: Solve for x
    x = 104,298,529,099.64/372,604.32
  6. Step 6: Final answer
    x = 279,917.66

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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.