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Finding the Fourth Proportional to 242,502.42, 334,600.56 and 147,032.58

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Solution

The fourth proportional to 242,502.42, 334,600.56 and 147,032.58 is: 202,872.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,502.42 : 334,600.56 = 147,032.58 : x
  2. Step 2: Convert to fraction form
    242,502.42/334,600.56 = 147,032.58/x
  3. Step 3: Cross multiply
    242,502.42x = 334,600.56 × 147,032.58
  4. Step 4: Simplify right side
    242,502.42x = 49,197,183,606.24
  5. Step 5: Solve for x
    x = 49,197,183,606.24/242,502.42
  6. Step 6: Final answer
    x = 202,872.96

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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.