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Finding the Fourth Proportional to 259,038, 357,472.44 and 151,602.84

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Solution

The fourth proportional to 259,038, 357,472.44 and 151,602.84 is: 209,211.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,038 : 357,472.44 = 151,602.84 : x
  2. Step 2: Convert to fraction form
    259,038/357,472.44 = 151,602.84/x
  3. Step 3: Cross multiply
    259,038x = 357,472.44 × 151,602.84
  4. Step 4: Simplify right side
    259,038x = 54,193,837,125.73
  5. Step 5: Solve for x
    x = 54,193,837,125.73/259,038
  6. Step 6: Final answer
    x = 209,211.92

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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.