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Finding the Fourth Proportional to 453,528.72, 625,874.33 and 259,932.24

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Solution

The fourth proportional to 453,528.72, 625,874.33 and 259,932.24 is: 358,709.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,528.72 : 625,874.33 = 259,932.24 : x
  2. Step 2: Convert to fraction form
    453,528.72/625,874.33 = 259,932.24/x
  3. Step 3: Cross multiply
    453,528.72x = 625,874.33 × 259,932.24
  4. Step 4: Simplify right side
    453,528.72x = 162,684,912,126.37
  5. Step 5: Solve for x
    x = 162,684,912,126.37/453,528.72
  6. Step 6: Final answer
    x = 358,709.18

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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.