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Finding the Fourth Proportional to 366,693.54, 506,038.26 and 203,361.76

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Solution

The fourth proportional to 366,693.54, 506,038.26 and 203,361.76 is: 280,639.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,693.54 : 506,038.26 = 203,361.76 : x
  2. Step 2: Convert to fraction form
    366,693.54/506,038.26 = 203,361.76/x
  3. Step 3: Cross multiply
    366,693.54x = 506,038.26 × 203,361.76
  4. Step 4: Simplify right side
    366,693.54x = 102,908,831,180.94
  5. Step 5: Solve for x
    x = 102,908,831,180.94/366,693.54
  6. Step 6: Final answer
    x = 280,639.88

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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.