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Finding the Fourth Proportional to 237,963.60, 328,299.21 and 151,925.81

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Solution

The fourth proportional to 237,963.60, 328,299.21 and 151,925.81 is: 209,599.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,963.60 : 328,299.21 = 151,925.81 : x
  2. Step 2: Convert to fraction form
    237,963.60/328,299.21 = 151,925.81/x
  3. Step 3: Cross multiply
    237,963.60x = 328,299.21 × 151,925.81
  4. Step 4: Simplify right side
    237,963.60x = 49,877,121,760.11
  5. Step 5: Solve for x
    x = 49,877,121,760.11/237,963.60
  6. Step 6: Final answer
    x = 209,599.79

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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.